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Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：P41065 New Search
10PDB entries
11Biological assembly
11chain/assembly records
Main Difference Dimensions in This Set
Different construct Different assembly state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics

Difference tags compare only the current result set; every original PDB and assembly record remains separate.

Related-Structure Differences

Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
5W1S X-ray crystal structure of Escherichia coli RNA polymerase and TraR complex Deposited 2017-06-04 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain M 1–73（73 aa）
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；298 K；0.1M HEPES-HCL (PH7), 0.2M Ca-ACETATE, 15% PEG400
Resolution 3.81 Å R-free 0.262
5W1S X-ray crystal structure of Escherichia coli RNA polymerase and TraR complex Deposited 2017-06-04 Assembly 2 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain N 1–73（73 aa）
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；298 K；0.1M HEPES-HCL (PH7), 0.2M Ca-ACETATE, 15% PEG400
Resolution 3.81 Å R-free 0.262
6N57 Cryo-EM structure of Escherichia coli RNAP polymerase bound with TraR in conformation I Deposited 2018-11-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain M 2–73（72 aa）
Not recorded 1N7 CHAPSO × 4 ZN ZINC ION × 3 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.70 Å
6N58 Cryo-EM structure of Escherichia coli RNAP polymerase bound with TraR in conformation II Deposited 2018-11-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain M 2–73（72 aa）
Not recorded 1N7 CHAPSO × 4 MG MAGNESIUM ION × 1 ZN ZINC ION × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.78 Å
6PSQ Escherichia coli RNA polymerase closed complex (TRPc) with TraR and rpsT P2 promoter Deposited 2019-07-13 Assembly 1 Protein–DNA Heteromer；Protein × 8 PDB declaration: decameric（10） Consistent with all polymers
Chain N 2–73（72 aa）
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 3 1N7 CHAPSO × 4 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6PSR Escherichia coli RNA polymerase promoter unwinding intermediate (TRPi1) with TraR and rpsT P2 promoter Deposited 2019-07-13 Assembly 1 Protein–DNA Heteromer；Protein × 8 PDB declaration: decameric（10） Consistent with all polymers
Chain N 2–73（72 aa）
Not recorded 1N7 CHAPSO × 4 MG MAGNESIUM ION × 1 ZN ZINC ION × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6PSS Escherichia coli RNA polymerase promoter unwinding intermediate (TRPi1.5a) with TraR and mutant rpsT P2 promoter Deposited 2019-07-13 Assembly 1 Protein–DNA Heteromer；Protein × 8 PDB declaration: decameric（10） Consistent with all polymers
Chain N 2–73（72 aa）
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.50 Å
6PST Escherichia coli RNA polymerase promoter unwinding intermediate (TRPi1.5b) with TraR and mutant rpsT P2 promoter Deposited 2019-07-13 Assembly 1 Protein–DNA Heteromer；Protein × 8 PDB declaration: decameric（10） Consistent with all polymers
Chain N 2–73（72 aa）
Not recorded ZN ZINC ION × 3 1N7 CHAPSO × 4 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
6PSU Escherichia coli RNA polymerase promoter unwinding intermediate (TRPi2) with TraR and rpsT P2 promoter Deposited 2019-07-13 Assembly 1 Protein–DNA Heteromer；Protein × 8 PDB declaration: decameric（10） Consistent with all polymers
Chain N 2–73（72 aa）
Not recorded ZN ZINC ION × 3 1N7 CHAPSO × 4 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.90 Å
6PSV Escherichia coli RNA polymerase promoter unwinding intermediate (TpreRPo) with TraR and rpsT P2 promoter Deposited 2019-07-13 Assembly 1 Protein–DNA Heteromer；Protein × 8 PDB declaration: decameric（10） Consistent with all polymers
Chain N 2–73（72 aa）
Not recorded ZN ZINC ION × 3 1N7 CHAPSO × 4 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.50 Å
6PSW Escherichia coli RNA polymerase promoter unwinding intermediate (TRPo) with TraR and rpsT P2 promoter Deposited 2019-07-13 Assembly 1 Protein–DNA Heteromer；Protein × 8 PDB declaration: decameric（10） Consistent with all polymers
Chain N 2–73（72 aa）
Not recorded 1N7 CHAPSO × 2 MG MAGNESIUM ION × 1 ZN ZINC ION × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.70 Å

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.