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5wgb

Crystal Structure of the Human mitochondrial Cysteine Desulfurase in complex with ISD11 and E. coli ACP1 protein at 2.75A

Method: X-RAY DIFFRACTION Dmax: 90.8 Å Quality: GOOD
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Cysteine desulfurase, mitochondrial

Homo sapiens

UniProt Q9Y697

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 × 3 PDB declaration: trimeric（3） Consistent with protein copy count Chain A； UniProt 56–457 Not recorded LYR motif-containing protein 4 × 1 （Q9HD34） Acyl carrier protein × 1 （B7MJ81） PLP PYRIDOXAL-5'-PHOSPHATE × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6.5；285 K；0.1 M MES pH 6.5 0.3 M Ammonium Acetate 20 mM Calcium Acetate 20 mM CaCl2 19 % isopropanol Resolution 2.75 Å R-free 0.255

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 5WGB Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
5KZ5 Architecture of the Human Mitochondrial Iron-Sulfur Cluster Assembly Machinery: the Complex Formed by the Iron Donor, the Sulfur Donor, and the Scaffold Deposited 2016-07-22 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 36 PDB declaration: 36-meric
Chain 1 67–457（391 aa）
Chain 2 67–457（391 aa）
Chain 3 67–457（391 aa）
Chain 4 67–457（391 aa）
Chain M 67–457（391 aa）
Chain N 67–457（391 aa）
Chain O 67–457（391 aa）
Chain P 67–457（391 aa）
Chain Q 67–457（391 aa）
Chain R 67–457（391 aa）
Chain S 67–457（391 aa）
Chain T 67–457（391 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
Resolution 14.30 Å
5USR Crystal structure of human NFS1-ISD11 in complex with E. coli acyl-carrier protein at 3.09 angstroms Deposited 2017-02-13 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric
Chain A 56–457（402 aa）
Chain G 56–457（402 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.4；295 K；450 uL 0.1 M CBTP (pH = 6.4), 0.3 M CsCl, 0.2 M D,L - allylglycine, 5 mM TCEP, 8 % (wt/vol) PEG 3350 mixed with 50 uL of 40 % (vol/vol) acetone
Resolution 3.09 Å R-free 0.259
5USR Crystal structure of human NFS1-ISD11 in complex with E. coli acyl-carrier protein at 3.09 angstroms Deposited 2017-02-13 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric
Chain C 56–457（402 aa）
Chain E 56–457（402 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.4；295 K；450 uL 0.1 M CBTP (pH = 6.4), 0.3 M CsCl, 0.2 M D,L - allylglycine, 5 mM TCEP, 8 % (wt/vol) PEG 3350 mixed with 50 uL of 40 % (vol/vol) acetone
Resolution 3.09 Å R-free 0.259
5WKP Crystal Structure of the Human mitochondrial Cysteine Desulfurase in complex with ISD11 and Iron-Sulfur Cluster Scaffold Protein ISCU1, and E. coli ACP1 protein at 3.15A Deposited 2017-07-25 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain A 56–457（402 aa） Fragment：UNP residues 56-457
Chain E 56–457（402 aa） Fragment：UNP residues 56-457
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；285 K；0.1 M MES pH 7 15 % PEG 3350
Resolution 3.15 Å R-free 0.242
5WLW Crystal Structure of the Human Mitochondrial Cysteine Desulfurase with active Cysteine Loop within ISCU1 active site, coordinating Zn ion. Complexed with human ISD11 and E. coli ACP1 at 3.3A. Deposited 2017-07-27 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain A 56–457（402 aa） Fragment：UNP residues 56-457
Chain E 56–457（402 aa） Fragment：UNP residues 56-457
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；285 K；0.1 M MES pH 7.0 15 % PEG 3350
Resolution 3.32 Å R-free 0.255
6NZU Structure of the human frataxin-bound iron-sulfur cluster assembly complex Deposited 2019-02-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 10 PDB declaration: decameric
Chain A 56–457（402 aa） Fragment：UNP residues 56-457
Chain E 56–457（402 aa） Fragment：UNP residues 56-457
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6UXE Structure of the human mitochondrial desulfurase complex Nfs1-ISCU2(M140I)-ISD11 with E.coli ACP1 at 1.57 A resolution showing flexibility of N terminal end of ISCU2 Deposited 2019-11-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain A 56–457（402 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 GOL GLYCEROL × 12 EDO 1,2-ETHANEDIOL × 100 PEG DI(HYDROXYETHYL)ETHER × 22 PG4 TETRAETHYLENE GLYCOL × 4 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 2 DTT 2,3-DIHYDROXY-1,4-DITHIOBUTANE × 2 PGE TRIETHYLENE GLYCOL × 6 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 2 1PE PENTAETHYLENE GLYCOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；288 K；0.1 M MES pH 6.0-6.5, 22% PEG400
Resolution 1.57 Å R-free 0.180
6W1D Structure of human mitochondrial complex Nfs1-ISCU2 (WT)-ISD11 with E.coli ACP1 at 1.8 A resolution (NIAU)2 Deposited 2020-03-04 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain A 56–457（402 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 GOL GLYCEROL × 12 EDO 1,2-ETHANEDIOL × 96 PEG DI(HYDROXYETHYL)ETHER × 22 PG4 TETRAETHYLENE GLYCOL × 4 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 2 DTT 2,3-DIHYDROXY-1,4-DITHIOBUTANE × 2 PGE TRIETHYLENE GLYCOL × 6 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 2 1PE PENTAETHYLENE GLYCOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6；288 K；0.1 M MES pH 6.0-6.5 22 % PEG 400
Resolution 1.79 Å R-free 0.189
6WI2 Structure of human mitochondrial complex Nfs1-ISCU2-ISD11 with E.coli ACP1 at 1.95 A resolution (NIAU)2. N-terminal mutation of ISCU2 (L35) traps Nfs1 Cys loop in the active site of ISCU2 without metal present. Deposited 2020-04-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain A 56–457（402 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 1 EDO 1,2-ETHANEDIOL × 36 GOL GLYCEROL × 3 PEG DI(HYDROXYETHYL)ETHER × 10 PG4 TETRAETHYLENE GLYCOL × 2 ETE 2-{2-[2-2-(METHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHANOL × 1 PGE TRIETHYLENE GLYCOL × 1 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 1 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 5.5；288 K；0.1 M MES pH 5.5 22.5 % PEG 400
Resolution 1.95 Å R-free 0.185
6WIH N-terminal mutation of ISCU2 (L35H36) traps Nfs1 Cys loop in the active site of ISCU2 without metal present. Structure of human mitochondrial complex Nfs1-ISCU2(L35H36)-ISD11 with E.coli ACP1 at 1.9 A resolution (NIAU)2. Deposited 2020-04-09 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain A 56–457（402 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 1 PEG DI(HYDROXYETHYL)ETHER × 9 GOL GLYCEROL × 5 EDO 1,2-ETHANEDIOL × 38 PG4 TETRAETHYLENE GLYCOL × 2 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 1 PGE TRIETHYLENE GLYCOL × 3 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 5.5；288 K；0.1 M MES pH 5.5 22.5 % PEG 400
Resolution 1.90 Å R-free 0.186
7RTK Structure of the (NIAU)2 complex with N-terminal mutation of ISCU2 Y35D at 2.5 A resolution Deposited 2021-08-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain A 56–457（402 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 EDO 1,2-ETHANEDIOL × 58 GOL GLYCEROL × 6 PG4 TETRAETHYLENE GLYCOL × 2 PEG DI(HYDROXYETHYL)ETHER × 16 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 2 DTT 2,3-DIHYDROXY-1,4-DITHIOBUTANE × 2 PGE TRIETHYLENE GLYCOL × 6 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 2 1PE PENTAETHYLENE GLYCOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；288 K；0.1 M MES pH 5.5 22.5 % PEG 400
Resolution 2.50 Å R-free 0.214
8PK8 Structure of the human mitochondrial iron-sulfur cluster biosynthesis complex during persulfide transfer (persulfide on ISCU2) Deposited 2023-06-26 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric
Chain A 56–457（402 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.49 Å
8PK9 Structure of the human mitochondrial iron-sulfur cluster biosynthesis complex during persulfide transfer (persulfide on NFS1 and ISCU2) Deposited 2023-06-26 Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric
Chain A 56–457（402 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) PLP PYRIDOXAL-5'-PHOSPHATE × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.58 Å
8PKA Structure of the human mitochondrial iron-sulfur cluster biosynthesis complex during persulfide transfer (without frataxin) Deposited 2023-06-26 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain A 56–457（402 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.75 Å
8RMC Structure of the FDX2-bound core ISC complex (proximal conformation) Deposited 2024-01-05 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric
Chain A 56–457（402 aa）
Chain E 56–457（402 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) FE2 FE (II) ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.26 Å
8RMD Structure of the FDX2-bound core ISC complex (distal conformation) Deposited 2024-01-05 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric
Chain A 56–457（402 aa）
Chain E 56–457（402 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 FE2 FE (II) ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.52 Å
8RME Structure of the core ISC complex under turnover conditions (frataxin-bound) Deposited 2024-01-05 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric
Chain A 56–457（402 aa）
Chain E 56–457（402 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) FE2 FE (II) ION × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.49 Å
8RMF Structure of the core ISC complex under turnover conditions (FDX2-bound in proximal conformation) Deposited 2024-01-05 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric
Chain A 56–457（402 aa）
Chain E 56–457（402 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 FE2 FE (II) ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.33 Å
8RMG Structure of the core ISC complex under turnover conditions (FDX2-bound in distal conformation) Deposited 2024-01-05 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric
Chain A 56–457（402 aa）
Chain E 56–457（402 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 FE2 FE (II) ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.46 Å
8TVT Structure of human Cysteine desulfurase Nfs1 with L-propargylglycine bound to active site PLP in complex with ISD11, Acp1 and ISCU2 Deposited 2023-08-18 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain A 56–454（399 aa）
Not recorded EDO 1,2-ETHANEDIOL × 30 PLP PYRIDOXAL-5'-PHOSPHATE × 1 LPH L-Propargylglycine × 1 GOL GLYCEROL × 3 PEG DI(HYDROXYETHYL)ETHER × 8 PG4 TETRAETHYLENE GLYCOL × 2 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 1 DTT 2,3-DIHYDROXY-1,4-DITHIOBUTANE × 1 PGE TRIETHYLENE GLYCOL × 1 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 1 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；288 K；0.1 M MES pH 6.5 22.5 % PEG 400
Resolution 2.00 Å R-free 0.186

19 other PDB entries and 20 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NFS1_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 25–426； UniProt 56–457

LYR motif-containing protein 4

Homo sapiens

UniProt Q9HD34

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 × 3 PDB declaration: trimeric（3） Consistent with protein copy count Chain B； UniProt 1–91 Not recorded Cysteine desulfurase, mitochondrial × 1 （Q9Y697） Acyl carrier protein × 1 （B7MJ81） PLP PYRIDOXAL-5'-PHOSPHATE × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6.5；285 K；0.1 M MES pH 6.5 0.3 M Ammonium Acetate 20 mM Calcium Acetate 20 mM CaCl2 19 % isopropanol Resolution 2.75 Å R-free 0.255

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 5WGB Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
5USR Crystal structure of human NFS1-ISD11 in complex with E. coli acyl-carrier protein at 3.09 angstroms Deposited 2017-02-13 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric
Chain B 1–91（91 aa）
Chain H 1–91（91 aa）
Mutation：S11A Mutation：S11A 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.4；295 K；450 uL 0.1 M CBTP (pH = 6.4), 0.3 M CsCl, 0.2 M D,L - allylglycine, 5 mM TCEP, 8 % (wt/vol) PEG 3350 mixed with 50 uL of 40 % (vol/vol) acetone
Resolution 3.09 Å R-free 0.259
5USR Crystal structure of human NFS1-ISD11 in complex with E. coli acyl-carrier protein at 3.09 angstroms Deposited 2017-02-13 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric
Chain D 1–91（91 aa）
Chain F 1–91（91 aa）
Mutation：S11A Mutation：S11A 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.4；295 K；450 uL 0.1 M CBTP (pH = 6.4), 0.3 M CsCl, 0.2 M D,L - allylglycine, 5 mM TCEP, 8 % (wt/vol) PEG 3350 mixed with 50 uL of 40 % (vol/vol) acetone
Resolution 3.09 Å R-free 0.259
5WKP Crystal Structure of the Human mitochondrial Cysteine Desulfurase in complex with ISD11 and Iron-Sulfur Cluster Scaffold Protein ISCU1, and E. coli ACP1 protein at 3.15A Deposited 2017-07-25 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain B 1–91（91 aa）
Chain F 1–91（91 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；285 K；0.1 M MES pH 7 15 % PEG 3350
Resolution 3.15 Å R-free 0.242
5WLW Crystal Structure of the Human Mitochondrial Cysteine Desulfurase with active Cysteine Loop within ISCU1 active site, coordinating Zn ion. Complexed with human ISD11 and E. coli ACP1 at 3.3A. Deposited 2017-07-27 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain B 1–91（91 aa）
Chain F 1–91（91 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；285 K；0.1 M MES pH 7.0 15 % PEG 3350
Resolution 3.32 Å R-free 0.255
6NZU Structure of the human frataxin-bound iron-sulfur cluster assembly complex Deposited 2019-02-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 10 PDB declaration: decameric
Chain B 1–91（91 aa）
Chain F 1–91（91 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6ODD Crystal structure of the human complex ACP-ISD11 Deposited 2019-03-26 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain B 5–78（74 aa）
Not recorded 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 CA CALCIUM ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；The drop was a 1:1 mix of protein (in 10 mM Tris buffer, 25 mM NaCl, pH 7.5) and reservoir solution (0.1 M Tris pH 9.1, 0.1 M CaCl2, 23% tert-butanol)
Resolution 2.00 Å R-free 0.216
6ODD Crystal structure of the human complex ACP-ISD11 Deposited 2019-03-26 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 5–78（74 aa）
Not recorded 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；The drop was a 1:1 mix of protein (in 10 mM Tris buffer, 25 mM NaCl, pH 7.5) and reservoir solution (0.1 M Tris pH 9.1, 0.1 M CaCl2, 23% tert-butanol)
Resolution 2.00 Å R-free 0.216
6UXE Structure of the human mitochondrial desulfurase complex Nfs1-ISCU2(M140I)-ISD11 with E.coli ACP1 at 1.57 A resolution showing flexibility of N terminal end of ISCU2 Deposited 2019-11-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain B 1–91（91 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 GOL GLYCEROL × 12 EDO 1,2-ETHANEDIOL × 100 PEG DI(HYDROXYETHYL)ETHER × 22 PG4 TETRAETHYLENE GLYCOL × 4 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 2 DTT 2,3-DIHYDROXY-1,4-DITHIOBUTANE × 2 PGE TRIETHYLENE GLYCOL × 6 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 2 1PE PENTAETHYLENE GLYCOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；288 K；0.1 M MES pH 6.0-6.5, 22% PEG400
Resolution 1.57 Å R-free 0.180
6W1D Structure of human mitochondrial complex Nfs1-ISCU2 (WT)-ISD11 with E.coli ACP1 at 1.8 A resolution (NIAU)2 Deposited 2020-03-04 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain B 1–91（91 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 GOL GLYCEROL × 12 EDO 1,2-ETHANEDIOL × 96 PEG DI(HYDROXYETHYL)ETHER × 22 PG4 TETRAETHYLENE GLYCOL × 4 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 2 DTT 2,3-DIHYDROXY-1,4-DITHIOBUTANE × 2 PGE TRIETHYLENE GLYCOL × 6 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 2 1PE PENTAETHYLENE GLYCOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6；288 K；0.1 M MES pH 6.0-6.5 22 % PEG 400
Resolution 1.79 Å R-free 0.189
6WI2 Structure of human mitochondrial complex Nfs1-ISCU2-ISD11 with E.coli ACP1 at 1.95 A resolution (NIAU)2. N-terminal mutation of ISCU2 (L35) traps Nfs1 Cys loop in the active site of ISCU2 without metal present. Deposited 2020-04-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain B 1–91（91 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 1 EDO 1,2-ETHANEDIOL × 36 GOL GLYCEROL × 3 PEG DI(HYDROXYETHYL)ETHER × 10 PG4 TETRAETHYLENE GLYCOL × 2 ETE 2-{2-[2-2-(METHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHANOL × 1 PGE TRIETHYLENE GLYCOL × 1 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 1 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 5.5；288 K；0.1 M MES pH 5.5 22.5 % PEG 400
Resolution 1.95 Å R-free 0.185
6WIH N-terminal mutation of ISCU2 (L35H36) traps Nfs1 Cys loop in the active site of ISCU2 without metal present. Structure of human mitochondrial complex Nfs1-ISCU2(L35H36)-ISD11 with E.coli ACP1 at 1.9 A resolution (NIAU)2. Deposited 2020-04-09 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain B 1–91（91 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 1 PEG DI(HYDROXYETHYL)ETHER × 9 GOL GLYCEROL × 5 EDO 1,2-ETHANEDIOL × 38 PG4 TETRAETHYLENE GLYCOL × 2 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 1 PGE TRIETHYLENE GLYCOL × 3 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 5.5；288 K；0.1 M MES pH 5.5 22.5 % PEG 400
Resolution 1.90 Å R-free 0.186
7RTK Structure of the (NIAU)2 complex with N-terminal mutation of ISCU2 Y35D at 2.5 A resolution Deposited 2021-08-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain B 1–91（91 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 EDO 1,2-ETHANEDIOL × 58 GOL GLYCEROL × 6 PG4 TETRAETHYLENE GLYCOL × 2 PEG DI(HYDROXYETHYL)ETHER × 16 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 2 DTT 2,3-DIHYDROXY-1,4-DITHIOBUTANE × 2 PGE TRIETHYLENE GLYCOL × 6 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 2 1PE PENTAETHYLENE GLYCOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；288 K；0.1 M MES pH 5.5 22.5 % PEG 400
Resolution 2.50 Å R-free 0.214
8PK8 Structure of the human mitochondrial iron-sulfur cluster biosynthesis complex during persulfide transfer (persulfide on ISCU2) Deposited 2023-06-26 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric
Chain B 1–91（91 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.49 Å
8PK9 Structure of the human mitochondrial iron-sulfur cluster biosynthesis complex during persulfide transfer (persulfide on NFS1 and ISCU2) Deposited 2023-06-26 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric
Chain B 1–91（91 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.58 Å
8PKA Structure of the human mitochondrial iron-sulfur cluster biosynthesis complex during persulfide transfer (without frataxin) Deposited 2023-06-26 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain B 1–91（91 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.75 Å
8RMC Structure of the FDX2-bound core ISC complex (proximal conformation) Deposited 2024-01-05 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric
Chain B 1–91（91 aa）
Chain F 1–91（91 aa）
Not recorded FE2 FE (II) ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.26 Å
8RMD Structure of the FDX2-bound core ISC complex (distal conformation) Deposited 2024-01-05 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric
Chain B 1–91（91 aa）
Chain F 1–91（91 aa）
Not recorded 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 FE2 FE (II) ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.52 Å
8RME Structure of the core ISC complex under turnover conditions (frataxin-bound) Deposited 2024-01-05 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric
Chain B 1–91（91 aa）
Chain F 1–91（91 aa）
Not recorded FE2 FE (II) ION × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.49 Å
8RMF Structure of the core ISC complex under turnover conditions (FDX2-bound in proximal conformation) Deposited 2024-01-05 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric
Chain B 1–91（91 aa）
Chain F 1–91（91 aa）
Not recorded 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 FE2 FE (II) ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.33 Å
8RMG Structure of the core ISC complex under turnover conditions (FDX2-bound in distal conformation) Deposited 2024-01-05 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric
Chain B 1–91（91 aa）
Chain F 1–91（91 aa）
Not recorded 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 FE2 FE (II) ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.46 Å
8TVT Structure of human Cysteine desulfurase Nfs1 with L-propargylglycine bound to active site PLP in complex with ISD11, Acp1 and ISCU2 Deposited 2023-08-18 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain B 1–91（91 aa）
Not recorded EDO 1,2-ETHANEDIOL × 30 PLP PYRIDOXAL-5'-PHOSPHATE × 1 LPH L-Propargylglycine × 1 GOL GLYCEROL × 3 PEG DI(HYDROXYETHYL)ETHER × 8 PG4 TETRAETHYLENE GLYCOL × 2 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 1 DTT 2,3-DIHYDROXY-1,4-DITHIOBUTANE × 1 PGE TRIETHYLENE GLYCOL × 1 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 1 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；288 K；0.1 M MES pH 6.5 22.5 % PEG 400
Resolution 2.00 Å R-free 0.186

19 other PDB entries and 21 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name LYRM4_HUMAN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B； PDBConstruct 1–91； UniProt 1–91

Acyl carrier protein

Escherichia coli O45:K1 (strain S88 / ExPEC)

UniProt B7MJ81

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 × 3 PDB declaration: trimeric（3） Consistent with protein copy count Chain C； UniProt 2–78 Not recorded Cysteine desulfurase, mitochondrial × 1 （Q9Y697） LYR motif-containing protein 4 × 1 （Q9HD34） PLP PYRIDOXAL-5'-PHOSPHATE × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；pH 6.5；285 K；0.1 M MES pH 6.5 0.3 M Ammonium Acetate 20 mM Calcium Acetate 20 mM CaCl2 19 % isopropanol Resolution 2.75 Å R-free 0.255

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 5WGB Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
5KOF Crosslinked Crystal Structure of Type II Fatty Acid Synthase Ketosynthase, FabB, and Acyl Carrier Protein, AcpP Deposited 2016-06-30 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain C 1–78（78 aa）
Chain D 1–78（78 aa）
Not recorded 6W5 [(3~{S})-2,2-dimethyl-3-oxidanyl-4-oxidanylidene-4-[[3-oxidanylidene-3-[2-(prop-2-enoylamino)ethylamino]propyl]amino]butyl] dihydrogen phosphate × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.4；298 K；0.2 M Ammonium acetate, 0.1 M Sodium acetate pH 5.4, 20% PEG 4000
Resolution 2.40 Å R-free 0.229
5VCB Crystal structure of holo-(acyl-carrier-protein) synthase:holo(acyl-carrier-protein) complex from Escherichia Coli. Deposited 2017-03-31 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric
Chain d 2–78（77 aa）
Chain e 2–78（77 aa）
Chain f 2–78（77 aa）
Not recorded PNS 4'-PHOSPHOPANTETHEINE × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；100 mM Bis-Tris propane, pH 7.0 18-22% PEG 6k or 18-22% PEG 10k
Resolution 4.10 Å R-free 0.297
5VCB Crystal structure of holo-(acyl-carrier-protein) synthase:holo(acyl-carrier-protein) complex from Escherichia Coli. Deposited 2017-03-31 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric
Chain J 2–78（77 aa）
Chain K 2–78（77 aa）
Chain L 2–78（77 aa）
Not recorded PNS 4'-PHOSPHOPANTETHEINE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；100 mM Bis-Tris propane, pH 7.0 18-22% PEG 6k or 18-22% PEG 10k
Resolution 4.10 Å R-free 0.297
5VCB Crystal structure of holo-(acyl-carrier-protein) synthase:holo(acyl-carrier-protein) complex from Escherichia Coli. Deposited 2017-03-31 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric
Chain P 2–78（77 aa）
Chain Q 2–78（77 aa）
Chain R 2–78（77 aa）
Not recorded PNS 4'-PHOSPHOPANTETHEINE × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；100 mM Bis-Tris propane, pH 7.0 18-22% PEG 6k or 18-22% PEG 10k
Resolution 4.10 Å R-free 0.297
5VCB Crystal structure of holo-(acyl-carrier-protein) synthase:holo(acyl-carrier-protein) complex from Escherichia Coli. Deposited 2017-03-31 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric
Chain D 2–78（77 aa）
Chain E 2–78（77 aa）
Chain F 2–78（77 aa）
Not recorded PNS 4'-PHOSPHOPANTETHEINE × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；100 mM Bis-Tris propane, pH 7.0 18-22% PEG 6k or 18-22% PEG 10k
Resolution 4.10 Å R-free 0.297
5VCB Crystal structure of holo-(acyl-carrier-protein) synthase:holo(acyl-carrier-protein) complex from Escherichia Coli. Deposited 2017-03-31 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 5 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric
Chain V 2–78（77 aa）
Chain W 2–78（77 aa）
Chain X 2–78（77 aa）
Not recorded PNS 4'-PHOSPHOPANTETHEINE × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；100 mM Bis-Tris propane, pH 7.0 18-22% PEG 6k or 18-22% PEG 10k
Resolution 4.10 Å R-free 0.297
5WKP Crystal Structure of the Human mitochondrial Cysteine Desulfurase in complex with ISD11 and Iron-Sulfur Cluster Scaffold Protein ISCU1, and E. coli ACP1 protein at 3.15A Deposited 2017-07-25 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 2–78（77 aa）
Chain G 2–78（77 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；285 K；0.1 M MES pH 7 15 % PEG 3350
Resolution 3.15 Å R-free 0.242
5WLW Crystal Structure of the Human Mitochondrial Cysteine Desulfurase with active Cysteine Loop within ISCU1 active site, coordinating Zn ion. Complexed with human ISD11 and E. coli ACP1 at 3.3A. Deposited 2017-07-27 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 2–78（77 aa）
Chain G 2–78（77 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；285 K；0.1 M MES pH 7.0 15 % PEG 3350
Resolution 3.32 Å R-free 0.255
6DFL WaaP in complex with acyl carrier protein Deposited 2018-05-15 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 3–74（72 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) G9S S-[2-({N-[(2S)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] hexadecanethioate × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；277 K；100mM HEPES pH 7.4, 5% Jeffamine M-600
Resolution 2.40 Å R-free 0.269
6N3P Crosslinked AcpP=FabZ complex from E. coli Type II FAS Deposited 2018-11-15 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric
Chain G 2–78（77 aa）
Chain H 2–78（77 aa）
Chain I 2–78（77 aa）
Chain J 2–78（77 aa）
Chain K 2–78（77 aa）
Chain L 2–78（77 aa）
Not recorded XLN N~3~-{(2R)-4-[(dihydroxyphosphanyl)oxy]-2-hydroxy-3,3-dimethylbutanoyl}-N-(3-{[(1Z)-pent-1-en-1-yl]sulfonyl}propyl)-beta-alaninamide × 6 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；100 mM Bis-Tris pH 6.5, 200 mM MgCl2, 19% PEG 3350, 1:1 mix of 9.5 mg/mL protein and reservoir solution.
Resolution 2.50 Å R-free 0.257
6UXE Structure of the human mitochondrial desulfurase complex Nfs1-ISCU2(M140I)-ISD11 with E.coli ACP1 at 1.57 A resolution showing flexibility of N terminal end of ISCU2 Deposited 2019-11-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 2–78（77 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 GOL GLYCEROL × 12 EDO 1,2-ETHANEDIOL × 100 PEG DI(HYDROXYETHYL)ETHER × 22 PG4 TETRAETHYLENE GLYCOL × 4 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 2 DTT 2,3-DIHYDROXY-1,4-DITHIOBUTANE × 2 PGE TRIETHYLENE GLYCOL × 6 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 2 1PE PENTAETHYLENE GLYCOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；288 K；0.1 M MES pH 6.0-6.5, 22% PEG400
Resolution 1.57 Å R-free 0.180
6W1D Structure of human mitochondrial complex Nfs1-ISCU2 (WT)-ISD11 with E.coli ACP1 at 1.8 A resolution (NIAU)2 Deposited 2020-03-04 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 2–78（77 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 GOL GLYCEROL × 12 EDO 1,2-ETHANEDIOL × 96 PEG DI(HYDROXYETHYL)ETHER × 22 PG4 TETRAETHYLENE GLYCOL × 4 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 2 DTT 2,3-DIHYDROXY-1,4-DITHIOBUTANE × 2 PGE TRIETHYLENE GLYCOL × 6 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 2 1PE PENTAETHYLENE GLYCOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6；288 K；0.1 M MES pH 6.0-6.5 22 % PEG 400
Resolution 1.79 Å R-free 0.189
6WI2 Structure of human mitochondrial complex Nfs1-ISCU2-ISD11 with E.coli ACP1 at 1.95 A resolution (NIAU)2. N-terminal mutation of ISCU2 (L35) traps Nfs1 Cys loop in the active site of ISCU2 without metal present. Deposited 2020-04-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain C 2–78（77 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 1 EDO 1,2-ETHANEDIOL × 36 GOL GLYCEROL × 3 PEG DI(HYDROXYETHYL)ETHER × 10 PG4 TETRAETHYLENE GLYCOL × 2 ETE 2-{2-[2-2-(METHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHANOL × 1 PGE TRIETHYLENE GLYCOL × 1 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 1 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 5.5；288 K；0.1 M MES pH 5.5 22.5 % PEG 400
Resolution 1.95 Å R-free 0.185
6WIH N-terminal mutation of ISCU2 (L35H36) traps Nfs1 Cys loop in the active site of ISCU2 without metal present. Structure of human mitochondrial complex Nfs1-ISCU2(L35H36)-ISD11 with E.coli ACP1 at 1.9 A resolution (NIAU)2. Deposited 2020-04-09 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain C 2–78（77 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 1 PEG DI(HYDROXYETHYL)ETHER × 9 GOL GLYCEROL × 5 EDO 1,2-ETHANEDIOL × 38 PG4 TETRAETHYLENE GLYCOL × 2 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 1 PGE TRIETHYLENE GLYCOL × 3 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 1 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 1 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 5.5；288 K；0.1 M MES pH 5.5 22.5 % PEG 400
Resolution 1.90 Å R-free 0.186
7RTK Structure of the (NIAU)2 complex with N-terminal mutation of ISCU2 Y35D at 2.5 A resolution Deposited 2021-08-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 2–78（77 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 EDO 1,2-ETHANEDIOL × 58 GOL GLYCEROL × 6 PG4 TETRAETHYLENE GLYCOL × 2 PEG DI(HYDROXYETHYL)ETHER × 16 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 2 DTT 2,3-DIHYDROXY-1,4-DITHIOBUTANE × 2 PGE TRIETHYLENE GLYCOL × 6 EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID × 2 8Q1 S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate × 2 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 2 1PE PENTAETHYLENE GLYCOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；288 K；0.1 M MES pH 5.5 22.5 % PEG 400
Resolution 2.50 Å R-free 0.214
7SQI Crosslinked Crystal Structure of Type II Fatty Acid Synthase Ketosynthase, FabB, and C14-crypto Acyl Carrier Protein, AcpP Deposited 2021-11-05 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain C 1–78（78 aa）
Chain D 1–78（78 aa）
Not recorded NA SODIUM ION × 2 A7V N-{2-[(2Z)-3-chlorotetradec-2-enamido]ethyl}-N~3~-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alaninamide × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；281 K；20% PEG 8000, 0.3 M sodium acetate, 0.1 M sodium cacodylate
Resolution 1.70 Å R-free 0.205
7SZ9 Crosslinked Crystal Structure of Type II Fatty Acid Synthase Ketosynthase, FabB, and C16:1-crypto Acyl Carrier Protein, AcpP Deposited 2021-11-26 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain C 2–78（77 aa）
Chain D 2–78（77 aa）
Not recorded NA SODIUM ION × 2 DJ5 N~3~-{(2R)-4-[(dihydroxyphosphanyl)oxy]-2-hydroxy-3,3-dimethylbutanoyl}-N-(2-{[(9Z)-hexadec-9-enoyl]amino}ethyl)-beta-alaninamide × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；281 K；20% PEG 8000, 0.3 M sodium acetate, 0.1 M sodium cacodylate
Resolution 2.20 Å R-free 0.255
8DLE Crosslinked Crystal Structure of the 8-amino-7-oxonanoate synthase, BioF, and Benzene Sulfonyl Fluoride-crypto Acyl Carrier Protein, BSF-ACP Deposited 2022-07-07 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 1–78（78 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 1 EDO 1,2-ETHANEDIOL × 2 SO4 SULFATE ION × 3 SWC N-{(2R)-2-hydroxy-3,3-dimethyl-4-[(trihydroxy-lambda~5~-phosphanyl)oxy]butanoyl}-beta-alanyl-N-(2-{4-[fluoro(dihydroxy)-lambda~4~-sulfanyl]phenyl}ethyl)-beta-alaninamide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；289.15 K；1.5 M ammonium sulfate
Resolution 2.30 Å R-free 0.246

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

View Construct and Data Evidence
UniProt name ACP_ECO45
Isoform —
PDB entities 3
Chains and sequence ranges Author chain C； PDBConstruct 1–77； UniProt 2–78

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 5wgb

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5wgb
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5wgb
Deposition date deposition_date2017-07-13
Structure title titleCrystal Structure of the Human mitochondrial Cysteine Desulfurase in complex with ISD11 and E. coli ACP1 protein at 2.75A
Keywords keywordsHuman mitochondrial cysteine desulfurse LYR Motif containing protein 4 Acyl Carrier Protein 1 (E.coli), TRANSFERASE; TRANSFERASE
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_guinier26.50 Å
Radius of gyration Rg (electron density) rg_electron25.87 Å
Forward intensity I(0) i036434100.00
Molecular weight molecular_weight46191.0 kDa
Excluded volume excluded_volume57676 ų
Envelope volume envelope_volume74750 ų
Hydration-shell volume shell_volume25178 ų
Envelope diameter envelope_diameter93.2 Å
Shell Rg shell_rg31.73 Å
Envelope Rg envelope_rg26.15 Å
Shape Rg shape_rg25.91 Å
Total Rg total_rg26.40 Å
Total atoms total_atoms3247
Residues n_residues437
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 dmax90.8 Å
Rg (real space) rg_real26.64 Å
Rg uncertainty (real space) rg_real_error0.74 Å
I(0) (real space) i0_real3.6430e+07
I(0) uncertainty (real space) i0_real_error5.5070e+05
Rg (reciprocal space) rg_reciprocal26.60 Å
I(0) (reciprocal space) i0_reciprocal36430000.0000
Solution quality estimate total_estimate0.8603
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary27.2 Å
Skewness Skewness skewness0.500
Kurtosis Kurtosis kurtosis-0.128
Angular range angular_range— – 0.3000 Å−1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha7532000.0000
Real-space data points n_real_points61
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.819; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.868; Smooth: 0.857
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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (5)

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7. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd5wgbb_
Class classf — Membrane and cell surface proteins and peptides
Fold Fold foldf.71 — LYR proteins from mammalian respiratory complex I
Superfamily Superfamily superfamilyf.71.1 — LYR protein-like
Family Family familyf.71.1.1 — LYR proteins
Domain ID domain_idd5wgbc_
Class classa — All alpha proteins
Fold Fold folda.28 — Acyl carrier protein-like
Superfamily Superfamily superfamilya.28.1 — ACP-like
Family Family familya.28.1.1 — Acyl-carrier protein (ACP)

CATH v4.4 (1 domains)

Domain ID domain_id5wgbA02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology640 — Aspartate Aminotransferase; domain 2
Homologous superfamily homologous superfamily10 — Type I PLP-dependent aspartate aminotransferase-like (Major domain)
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8. Citations (1)

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9. Files and Curves (10)