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6i1p

Respiratory complex I from Thermus thermophilus with bound NADH

Method: X-RAY DIFFRACTION Dmax: 266.7 Å Quality: EXCELLENT
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1. Protein Identity and Related Structures Protein Identity & Related Structures

NADH-quinone oxidoreductase subunit 1

OrganismNot specified

UniProt Q56222

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain 1； UniProt 1–438 Not recorded NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain B； UniProt 1–438 Not recorded NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 1 1–438（438 aa） Fragment：Hydrophilic domain
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain A 1–438（438 aa） Fragment：Hydrophilic domain
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain J 1–438（438 aa） Fragment：Hydrophilic domain
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain S 1–438（438 aa） Fragment：Hydrophilic domain
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2YBB Fitted model for bovine mitochondrial supercomplex I1III2IV1 by single particle cryo-EM (EMD-1876) Deposited 2011-03-02 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 48 PDB declaration: 48-meric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 7 FES FE2/S2 (INORGANIC) CLUSTER × 4 CA CALCIUM ION × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 5 SMA STIGMATELLIN A × 2 UQ1 UBIQUINONE-1 × 2 HEC HEME C × 2 CDL CARDIOLIPIN × 4 HEA HEME-A × 2 CU COPPER (II) ION × 3 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer 10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE；pH 7.7；10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE
cryo-EM vitrification conditions Cryogen ETHANE；VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 70, TEMPERATURE- 95, INSTRUMENT- CUSTOM-MADE HAND PLUNGER, METHOD- ONE- SIDED BLOTTING FOR 26 - 30 SECONDS BEFORE PLUNGING, DETAILS- SAMPLE WAS ADSORBED TO CARBON FILM FOR 30 SECONDS BEFORE BLOTTING
Resolution 19.00 Å
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 7 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain A 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 5 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 6 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain A 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 4 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain A 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain J 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain S 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain A 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain B 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain B 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain B 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain B 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain B 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain B 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 1 1–438（438 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

16 other PDB entries and 31 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO1_THET8
Isoform —
PDB entities 1
Chains and sequence ranges Author chain 1； PDBConstruct 1–438； UniProt 1–438 Author chain B； PDBConstruct 1–438； UniProt 1–438

NADH-quinone oxidoreductase subunit 2

OrganismNot specified

UniProt Q56221

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain 2； UniProt 1–181 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain C； UniProt 1–181 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain B 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain K 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain T 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2YBB Fitted model for bovine mitochondrial supercomplex I1III2IV1 by single particle cryo-EM (EMD-1876) Deposited 2011-03-02 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 48 PDB declaration: 48-meric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 7 FES FE2/S2 (INORGANIC) CLUSTER × 4 CA CALCIUM ION × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 5 SMA STIGMATELLIN A × 2 UQ1 UBIQUINONE-1 × 2 HEC HEME C × 2 CDL CARDIOLIPIN × 4 HEA HEME-A × 2 CU COPPER (II) ION × 3 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer 10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE；pH 7.7；10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE
cryo-EM vitrification conditions Cryogen ETHANE；VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 70, TEMPERATURE- 95, INSTRUMENT- CUSTOM-MADE HAND PLUNGER, METHOD- ONE- SIDED BLOTTING FOR 26 - 30 SECONDS BEFORE PLUNGING, DETAILS- SAMPLE WAS ADSORBED TO CARBON FILM FOR 30 SECONDS BEFORE BLOTTING
Resolution 19.00 Å
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 7 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain B 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 5 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 6 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain B 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 4 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain B 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain K 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain T 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain B 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain C 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain C 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain C 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain C 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain C 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain C 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 2 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

16 other PDB entries and 31 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO2_THET8
Isoform —
PDB entities 2
Chains and sequence ranges Author chain 2； PDBConstruct 1–181； UniProt 1–181 Author chain C； PDBConstruct 1–181； UniProt 1–181

NADH-quinone oxidoreductase subunit 3

OrganismNot specified

UniProt Q56223

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain 3； UniProt 1–783 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain D； UniProt 1–783 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain L 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain U 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2YBB Fitted model for bovine mitochondrial supercomplex I1III2IV1 by single particle cryo-EM (EMD-1876) Deposited 2011-03-02 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 48 PDB declaration: 48-meric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 7 FES FE2/S2 (INORGANIC) CLUSTER × 4 CA CALCIUM ION × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 5 SMA STIGMATELLIN A × 2 UQ1 UBIQUINONE-1 × 2 HEC HEME C × 2 CDL CARDIOLIPIN × 4 HEA HEME-A × 2 CU COPPER (II) ION × 3 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer 10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE；pH 7.7；10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE
cryo-EM vitrification conditions Cryogen ETHANE；VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 70, TEMPERATURE- 95, INSTRUMENT- CUSTOM-MADE HAND PLUNGER, METHOD- ONE- SIDED BLOTTING FOR 26 - 30 SECONDS BEFORE PLUNGING, DETAILS- SAMPLE WAS ADSORBED TO CARBON FILM FOR 30 SECONDS BEFORE BLOTTING
Resolution 19.00 Å
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 7 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 5 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 6 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 4 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain L 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain U 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain C 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain D 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain D 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain D 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain D 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain D 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain D 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 3 1–783（783 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

16 other PDB entries and 31 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO3_THET8
Isoform —
PDB entities 3
Chains and sequence ranges Author chain 3； PDBConstruct 1–783； UniProt 1–783 Author chain D； PDBConstruct 1–783； UniProt 1–783

NADH-quinone oxidoreductase subunit 4

OrganismNot specified

UniProt Q56220

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain 4； UniProt 1–409 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain E； UniProt 1–409 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain D 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain M 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain V 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2YBB Fitted model for bovine mitochondrial supercomplex I1III2IV1 by single particle cryo-EM (EMD-1876) Deposited 2011-03-02 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 48 PDB declaration: 48-meric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 7 FES FE2/S2 (INORGANIC) CLUSTER × 4 CA CALCIUM ION × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 5 SMA STIGMATELLIN A × 2 UQ1 UBIQUINONE-1 × 2 HEC HEME C × 2 CDL CARDIOLIPIN × 4 HEA HEME-A × 2 CU COPPER (II) ION × 3 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer 10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE；pH 7.7；10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE
cryo-EM vitrification conditions Cryogen ETHANE；VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 70, TEMPERATURE- 95, INSTRUMENT- CUSTOM-MADE HAND PLUNGER, METHOD- ONE- SIDED BLOTTING FOR 26 - 30 SECONDS BEFORE PLUNGING, DETAILS- SAMPLE WAS ADSORBED TO CARBON FILM FOR 30 SECONDS BEFORE BLOTTING
Resolution 19.00 Å
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 7 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain D 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 5 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 6 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain D 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 4 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain D 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain M 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain V 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain D 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain E 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain E 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain E 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain E 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain E 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain E 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 4 1–409（409 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

16 other PDB entries and 31 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO4_THET8
Isoform —
PDB entities 4
Chains and sequence ranges Author chain 4； PDBConstruct 1–409； UniProt 1–409 Author chain E； PDBConstruct 1–409； UniProt 1–409

NADH-quinone oxidoreductase subunit 5

OrganismNot specified

UniProt Q56219

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain 5； UniProt 1–207 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain F； UniProt 1–207 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain E 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain N 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain W 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2YBB Fitted model for bovine mitochondrial supercomplex I1III2IV1 by single particle cryo-EM (EMD-1876) Deposited 2011-03-02 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 48 PDB declaration: 48-meric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 7 FES FE2/S2 (INORGANIC) CLUSTER × 4 CA CALCIUM ION × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 5 SMA STIGMATELLIN A × 2 UQ1 UBIQUINONE-1 × 2 HEC HEME C × 2 CDL CARDIOLIPIN × 4 HEA HEME-A × 2 CU COPPER (II) ION × 3 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer 10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE；pH 7.7；10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE
cryo-EM vitrification conditions Cryogen ETHANE；VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 70, TEMPERATURE- 95, INSTRUMENT- CUSTOM-MADE HAND PLUNGER, METHOD- ONE- SIDED BLOTTING FOR 26 - 30 SECONDS BEFORE PLUNGING, DETAILS- SAMPLE WAS ADSORBED TO CARBON FILM FOR 30 SECONDS BEFORE BLOTTING
Resolution 19.00 Å
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 7 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain E 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 5 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 6 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain E 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 4 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain E 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain N 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain W 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain E 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain F 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
5B3P Nqo5 of the trypsin-resistant fragment (1-134) in P212121 form Deposited 2016-03-09 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–134（134 aa） Fragment：UNP residues 1-134
Not recorded CA CALCIUM ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；293 K；200mM calcium chloride, 25% PEG 4000
Resolution 1.65 Å R-free 0.209
5B3Q Nqo5 of the trypsin-resistant fragment (1-134) in P63 form Deposited 2016-03-09 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–134（134 aa） Fragment：UNP residues 1-134
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；293 K；10% PEG 1000, 10% PEG 8000
Resolution 3.00 Å R-free 0.234
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain F 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain F 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain F 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain F 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain F 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 5 1–207（207 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

18 other PDB entries and 33 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO5_THET8
Isoform —
PDB entities 5
Chains and sequence ranges Author chain 5； PDBConstruct 1–207； UniProt 1–207 Author chain F； PDBConstruct 1–207； UniProt 1–207

NADH-quinone oxidoreductase subunit 6

OrganismNot specified

UniProt Q56218

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain 6； UniProt 1–181 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain G； UniProt 1–181 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain F 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain O 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain X 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2YBB Fitted model for bovine mitochondrial supercomplex I1III2IV1 by single particle cryo-EM (EMD-1876) Deposited 2011-03-02 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 48 PDB declaration: 48-meric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 7 FES FE2/S2 (INORGANIC) CLUSTER × 4 CA CALCIUM ION × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 5 SMA STIGMATELLIN A × 2 UQ1 UBIQUINONE-1 × 2 HEC HEME C × 2 CDL CARDIOLIPIN × 4 HEA HEME-A × 2 CU COPPER (II) ION × 3 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer 10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE；pH 7.7；10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE
cryo-EM vitrification conditions Cryogen ETHANE；VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 70, TEMPERATURE- 95, INSTRUMENT- CUSTOM-MADE HAND PLUNGER, METHOD- ONE- SIDED BLOTTING FOR 26 - 30 SECONDS BEFORE PLUNGING, DETAILS- SAMPLE WAS ADSORBED TO CARBON FILM FOR 30 SECONDS BEFORE BLOTTING
Resolution 19.00 Å
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 7 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain F 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 5 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 6 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain F 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 4 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain F 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain O 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain X 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain F 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain G 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain G 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain G 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain G 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain G 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain G 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 6 1–181（181 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

16 other PDB entries and 31 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO6_THET8
Isoform —
PDB entities 6
Chains and sequence ranges Author chain 6； PDBConstruct 1–181； UniProt 1–181 Author chain G； PDBConstruct 1–181； UniProt 1–181

NADH-quinone oxidoreductase subunit 9

OrganismNot specified

UniProt Q56224

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain 9； UniProt 1–182 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain O； UniProt 1–182 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain G 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain P 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2FUG Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus Deposited 2006-01-26 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain Y 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 FMN FLAVIN MONONUCLEOTIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1M HEPES pH 7.5, 0.4-0.5M NaCl, 0.1M CaCl2 and 8-10% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.298
2YBB Fitted model for bovine mitochondrial supercomplex I1III2IV1 by single particle cryo-EM (EMD-1876) Deposited 2011-03-02 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 48 PDB declaration: 48-meric
Chain 8 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 7 FES FE2/S2 (INORGANIC) CLUSTER × 4 CA CALCIUM ION × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 5 SMA STIGMATELLIN A × 2 UQ1 UBIQUINONE-1 × 2 HEC HEME C × 2 CDL CARDIOLIPIN × 4 HEA HEME-A × 2 CU COPPER (II) ION × 3 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer 10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE；pH 7.7；10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE
cryo-EM vitrification conditions Cryogen ETHANE；VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 70, TEMPERATURE- 95, INSTRUMENT- CUSTOM-MADE HAND PLUNGER, METHOD- ONE- SIDED BLOTTING FOR 26 - 30 SECONDS BEFORE PLUNGING, DETAILS- SAMPLE WAS ADSORBED TO CARBON FILM FOR 30 SECONDS BEFORE BLOTTING
Resolution 19.00 Å
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 7 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain G 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 5 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 6 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain G 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 4 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain G 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain P 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain Y 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain G 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain O 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain O 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain O 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain O 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain O 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain O 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 9 1–182（182 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

16 other PDB entries and 31 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO9_THET8
Isoform —
PDB entities 7
Chains and sequence ranges Author chain 9； PDBConstruct 1–182； UniProt 1–182 Author chain O； PDBConstruct 1–182； UniProt 1–182

NADH-quinone oxidoreductase subunit 15

OrganismNot specified

UniProt Q5SKZ7

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain 7； UniProt 1–129 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain I； UniProt 1–129 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
2YBB Fitted model for bovine mitochondrial supercomplex I1III2IV1 by single particle cryo-EM (EMD-1876) Deposited 2011-03-02 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 48 PDB declaration: 48-meric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 7 FES FE2/S2 (INORGANIC) CLUSTER × 4 CA CALCIUM ION × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 5 SMA STIGMATELLIN A × 2 UQ1 UBIQUINONE-1 × 2 HEC HEME C × 2 CDL CARDIOLIPIN × 4 HEA HEME-A × 2 CU COPPER (II) ION × 3 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer 10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE；pH 7.7；10 MM KCL, 15 MM HEPES, RESIDUAL TREHALOSE
cryo-EM vitrification conditions Cryogen ETHANE；VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 70, TEMPERATURE- 95, INSTRUMENT- CUSTOM-MADE HAND PLUNGER, METHOD- ONE- SIDED BLOTTING FOR 26 - 30 SECONDS BEFORE PLUNGING, DETAILS- SAMPLE WAS ADSORBED TO CARBON FILM FOR 30 SECONDS BEFORE BLOTTING
Resolution 19.00 Å
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 7 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3I9V Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 2 mol/ASU Deposited 2009-07-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain H 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 MN MANGANESE (II) ION × 5 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M MnCl2, 6% PEG4000, 2.5% PEG400, 20 mM NAD+, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.283
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 6 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAM Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain H 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 MG MAGNESIUM ION × 4 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.05 M NaCl, 0.1 M MgCl2, 7% PEG4000, 3 mM NADH, 5 mM sodium dithionite, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.10 Å R-free 0.262
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain H 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain Q 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3IAS Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, oxidized, 4 mol/ASU, re-refined to 3.15 angstrom resolution Deposited 2009-07-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain Z 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；295 K；0.1 M HEPES pH 7.5, 0.4 M NaCl, 0.1 M CaCl2, 8% PEG4000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.15 Å R-free 0.270
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
3M9S Crystal structure of respiratory complex I from Thermus thermophilus Deposited 2010-03-22 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric
Chain J 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；16% PEG 4000, 100 mM Bis-Tris, 100 mM KCl, 100 mM glutaric acid and 2.04 mM n-octyl- -maltoside fluorinated, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 4.50 Å
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain I 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain I 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain I 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain I 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain I 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain I 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain 7 1–129（129 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

15 other PDB entries and 27 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO15_THET8
Isoform —
PDB entities 8
Chains and sequence ranges Author chain 7； PDBConstruct 1–129； UniProt 1–129 Author chain I； PDBConstruct 1–129； UniProt 1–129

NADH-quinone oxidoreductase subunit 16

OrganismNot specified

UniProt Q5SI52

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain W； UniProt 1–131 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain X； UniProt 1–131 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
1WN9 Crystal structure of the hypothetical protein TT1805 from Thermus thermophillus HB8 Deposited 2004-07-28 Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–131（131 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) ACY ACETIC ACID × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；293 K；14% PEG 8000, 0.1M NaCacodylate, 170mM ZnAcetate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.58 Å R-free 0.246
1WNA Crystal structure of the hypothetical protein TT1805 from Thermus thermophillus HB8 Deposited 2004-07-28 Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–131（131 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5；293 K；13% PEG 8000, 20% glycerol, 40mM Potassium dihydrogen phosphate, pH 5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.58 Å R-free 0.229
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain W 1–131（131 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain X 1–131（131 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain W 1–131（131 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain X 1–131（131 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain W 1–131（131 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain X 1–131（131 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain W 1–131（131 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain X 1–131（131 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain W 1–131（131 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain X 1–131（131 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain W 1–131（131 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain X 1–131（131 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229

8 other PDB entries and 14 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name Q5SI52_THET8
Isoform —
PDB entities 9
Chains and sequence ranges Author chain W； PDBConstruct 1–131； UniProt 1–131 Author chain X； PDBConstruct 1–131； UniProt 1–131

NADH-quinone oxidoreductase subunit 7

OrganismNot specified

UniProt Q56217

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain A； UniProt 1–119 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain P； UniProt 1–119 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain A 1–119（119 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain B 1–119（119 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain A 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain P 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain A 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain P 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain A 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain P 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain A 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain P 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain A 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain P 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain A 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain P 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain A 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain A 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain A 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain A 1–119（119 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

11 other PDB entries and 18 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO7_THET8
Isoform —
PDB entities 10
Chains and sequence ranges Author chain A； PDBConstruct 1–119； UniProt 1–119 Author chain P； PDBConstruct 1–119； UniProt 1–119

NADH-quinone oxidoreductase subunit 10

OrganismNot specified

UniProt Q56225

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain J； UniProt 1–176 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain R； UniProt 1–176 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain J 1–176（176 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain D 1–176（176 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain J 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain R 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain J 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain R 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain J 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain R 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain J 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain R 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain J 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain R 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain J 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain R 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain J 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain J 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain J 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain J 1–176（176 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

11 other PDB entries and 18 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO10_THET8
Isoform —
PDB entities 11
Chains and sequence ranges Author chain J； PDBConstruct 1–176； UniProt 1–176 Author chain R； PDBConstruct 1–176； UniProt 1–176

NADH-quinone oxidoreductase subunit 11

OrganismNot specified

UniProt Q56226

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain K； UniProt 1–95 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain S； UniProt 1–95 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain K 1–95（95 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain E 1–95（95 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain K 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain S 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain K 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain S 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain K 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain S 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain K 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain S 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain K 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain S 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain K 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain S 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain K 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain K 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain K 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain K 1–95（95 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

11 other PDB entries and 18 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO11_THET8
Isoform —
PDB entities 12
Chains and sequence ranges Author chain K； PDBConstruct 1–95； UniProt 1–95 Author chain S； PDBConstruct 1–95； UniProt 1–95

NADH-quinone oxidoreductase subunit 12

OrganismNot specified

UniProt Q56227

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain L； UniProt 1–606 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain T； UniProt 1–606 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain L 1–606（606 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain F 1–606（606 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain L 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain T 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain L 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain T 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain L 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain T 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain L 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain T 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain L 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain T 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain L 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain T 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain L 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain L 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain L 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain L 1–606（606 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

11 other PDB entries and 18 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO12_THET8
Isoform —
PDB entities 13
Chains and sequence ranges Author chain L； PDBConstruct 1–606； UniProt 1–606 Author chain T； PDBConstruct 1–606； UniProt 1–606

NADH-quinone oxidoreductase subunit 13

OrganismNot specified

UniProt Q56228

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain M； UniProt 1–469 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain U； UniProt 1–469 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain M 1–469（469 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain G 1–469（469 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain M 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain U 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain M 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain U 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain M 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain U 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain M 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain U 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain M 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain U 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain M 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain U 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain M 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain M 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain M 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain M 1–469（469 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

11 other PDB entries and 18 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO13_THET8
Isoform —
PDB entities 14
Chains and sequence ranges Author chain M； PDBConstruct 1–469； UniProt 1–469 Author chain U； PDBConstruct 1–469； UniProt 1–469

NADH-quinone oxidoreductase subunit 14

OrganismNot specified

UniProt Q56229

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain N； UniProt 1–427 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain V； UniProt 1–427 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 8 × 1 （Q60019） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain N 1–427（427 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain I 1–427（427 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain N 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain V 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain N 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain V 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain N 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain V 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain N 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain V 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain N 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain V 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain N 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain V 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain N 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain N 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain N 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain N 1–427（427 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

11 other PDB entries and 18 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO14_THET8
Isoform —
PDB entities 15
Chains and sequence ranges Author chain N； PDBConstruct 1–427； UniProt 1–427 Author chain V； PDBConstruct 1–427； UniProt 1–427

NADH-quinone oxidoreductase subunit 8

OrganismNot specified

UniProt Q60019

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain H； UniProt 1–365 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231
2 Protein heterocomplex Heteromer Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein copy count Chain Q； UniProt 1–365 Not recorded NADH-quinone oxidoreductase subunit 1 × 1 （Q56222） NADH-quinone oxidoreductase subunit 2 × 1 （Q56221） NADH-quinone oxidoreductase subunit 3 × 1 （Q56223） NADH-quinone oxidoreductase subunit 4 × 1 （Q56220） NADH-quinone oxidoreductase subunit 5 × 1 （Q56219） NADH-quinone oxidoreductase subunit 6 × 1 （Q56218） NADH-quinone oxidoreductase subunit 9 × 1 （Q56224） NADH-quinone oxidoreductase subunit 15 × 1 （Q5SKZ7） NADH-quinone oxidoreductase subunit 16 × 1 （Q5SI52） NADH-quinone oxidoreductase subunit 7 × 1 （Q56217） NADH-quinone oxidoreductase subunit 10 × 1 （Q56225） NADH-quinone oxidoreductase subunit 11 × 1 （Q56226） NADH-quinone oxidoreductase subunit 12 × 1 （Q56227） NADH-quinone oxidoreductase subunit 13 × 1 （Q56228） NADH-quinone oxidoreductase subunit 14 × 1 （Q56229） SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.01 mM n-tetradecyl-beta-D-maltopyranoside Resolution 3.21 Å R-free 0.231

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 6I1P Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain H 1–365（365 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HE8 Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric
Chain C 1–365（365 aa）
Not recorded UMQ UNDECYL-MALTOSIDE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；290 K；100 mM phosphate-citrate pH 4.5, 26% (v/v) PEG300, 5 mM CHAPS, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.30 Å R-free 0.263
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain H 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
4HEA Crystal structure of the entire respiratory complex I from Thermus thermophilus Deposited 2012-10-03 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain Q 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 19% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 2.2 mM FOS-CHOLINE-8 fluorinated , VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 24% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201, VAPOR DIFFUSION, SITTING DROP, temperature 295K
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 3.30 Å R-free 0.239
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain H 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6I0D Respiratory complex I from Thermus thermophilus with bound Decyl-Ubiquinone Deposited 2018-10-25 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain Q 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 DCQ 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；296 K；100 mM Bis-Tris pH 6.0, 23% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 50 mM NDSB-201
Resolution 3.60 Å R-free 0.225
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain H 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8O Respiratory complex I from Thermus thermophilus with bound Piericidin A Deposited 2018-12-15 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain Q 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQH Piericidin A × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 24% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 0.59 mM n-undecyl-beta-maltoside
Resolution 3.60 Å R-free 0.235
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain H 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8W Respiratory complex I from Thermus thermophilus with bound Aureothin. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain Q 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQW Aureothin × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 25% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 7.6 mM 4-cyclohexyl-1-butyl-beta-D-maltoside
Resolution 3.40 Å R-free 0.234
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain H 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Q8X Respiratory complex I from Thermus thermophilus with bound Pyridaben. Deposited 2018-12-16 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain Q 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 HQK Pyridaben × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；296 K；100 mM Bis-Tris pH 6.0, 21% (w/v) PEG 4000, 100 mM KCl, 100 mM glutaric acid and 1.02 mM octyl-maltoside fluorinated
Resolution 3.51 Å R-free 0.232
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain H 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6Y11 Respiratory complex I from Thermus thermophilus Deposited 2020-02-10 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric
Chain Q 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；100 mM Bis-Tris pH 6.0, 26% (w/v) polyethylene glycol (PEG) 4000, 100 mM KCl, 100 mM glutaric acid pH 6.0 and 0.6% DDM
Resolution 3.11 Å R-free 0.229
6ZIY Respiratory complex I from Thermus thermophilus, NADH dataset, major state Deposited 2020-06-26 Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain H 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 NAI 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.25 Å
6ZJL Respiratory complex I from Thermus thermophilus, NAD+ dataset, major state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain H 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FMN FLAVIN MONONUCLEOTIDE × 1 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6ZJN Respiratory complex I from Thermus thermophilus, NADH dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain H 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.10 Å
6ZJY Respiratory complex I from Thermus thermophilus, NAD+ dataset, minor state Deposited 2020-06-29 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric
Chain H 1–365（365 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 7 FES FE2/S2 (INORGANIC) CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å

11 other PDB entries and 18 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NQO8_THET8
Isoform —
PDB entities 16
Chains and sequence ranges Author chain H； PDBConstruct 1–365； UniProt 1–365 Author chain Q； PDBConstruct 1–365； UniProt 1–365

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 6i1p

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6i1p
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6i1p
Deposition date deposition_date2018-10-29
Structure title titleRespiratory complex I from Thermus thermophilus with bound NADH
Keywords keywordsRespiratory chain, complex I, NADH:ubiquinone oxidoreductase, electron transfer, proton translocation, MEMBRANE PROTEIN; MEMBRANE PROTEIN
Experimental Method methodX-RAY DIFFRACTION
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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier96.15 Å
Radius of gyration Rg (electron density) rg_electron100.80 Å
Forward intensity I(0) i013277600000.00
Molecular weight molecular_weight1053000.0 kDa
Excluded volume excluded_volume1345500 ų
Envelope volume envelope_volume2158300 ų
Hydration-shell volume shell_volume196690 ų
Envelope diameter envelope_diameter365.7 Å
Shell Rg shell_rg77.05 Å
Envelope Rg envelope_rg100.70 Å
Shape Rg shape_rg101.00 Å
Total Rg total_rg99.74 Å
Total atoms total_atoms74174
Residues n_residues9550
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 Å−1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3
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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax266.7 Å
Rg (real space) rg_real90.12 Å
Rg uncertainty (real space) rg_real_error1.28 Å
I(0) (real space) i0_real1.2730e+10
I(0) uncertainty (real space) i0_real_error2.6960e+08
Rg (reciprocal space) rg_reciprocal90.47 Å
I(0) (reciprocal space) i0_reciprocal13040000000.0000
Solution quality estimate total_estimate0.9166
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary116.7 Å
Skewness Skewness skewness0.298
Kurtosis Kurtosis kurtosis-0.581
Angular range angular_range— – 0.0800 Å−1
Current regularization parameter α current_alpha0.5749
Highest regularization parameter α highest_alpha164700000.0000
Real-space data points n_real_points17
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.017; Oscil: 0.997; Stabil: 0.976; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.002
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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (20)

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7. Fold Classification (SCOP + CATH) 7 domains

CATH v4.4 (7 domains)

Domain ID domain_id6i1p101
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily11540 — NADH-ubiquinone oxidoreductase 51kDa subunit
Domain ID domain_id6i1p102
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily600 —
Domain ID domain_id6i1p103
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1440 — de novo design (two linked rop proteins)
Homologous superfamily homologous superfamily230 — NADH-ubiquinone oxidoreductase 51kDa subunit, iron-sulphur binding domain
Domain ID domain_id6i1p401
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology645 — Cytochrome-c3 Hydrogenase; chain B
Homologous superfamily homologous superfamily10 — Cytochrome-c3 Hydrogenase, chain B
Domain ID domain_id6i1pA01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology58 — Methane Monooxygenase Hydroxylase; Chain G, domain 1
Homologous superfamily homologous superfamily1610 — NADH:ubiquinone/plastoquinone oxidoreductase, chain 3
Domain ID domain_id6i1pB01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily11540 — NADH-ubiquinone oxidoreductase 51kDa subunit
Domain ID domain_id6i1pG01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily12280 —
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8. Citations (1)

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9. Files and Curves (10)