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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：P0A942 New Search
8PDB entries
10Biological assembly
10chain/assembly records
Main Difference Dimensions in This Set
Different construct Different assembly state Different ligand/ion 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
6FSU Crystal structure of E.coli BamA beta-barrel with a C-terminal extension Deposited 2018-02-20 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 421–810（390 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；22 % (w/v) PEG 400, 0.07 M NaCl, 0.05 M sodium citrate pH 4.5
Resolution 2.60 Å R-free 0.298
6FSU Crystal structure of E.coli BamA beta-barrel with a C-terminal extension Deposited 2018-02-20 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 421–810（390 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；22 % (w/v) PEG 400, 0.07 M NaCl, 0.05 M sodium citrate pH 4.5
Resolution 2.60 Å R-free 0.298
6QGW Crystal structure of E.coli BamA beta-barrel in complex with nanobody E6 Deposited 2019-01-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 421–810（390 aa）
Not recorded C8E (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE × 15 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；25% PEG 4000, 0.2 M MgCl2, 0.1 M Tris pH 8.5
Resolution 1.94 Å R-free 0.230
6QGX Crystal structure of E.coli BamA beta-barrel in complex with nanobody F7 Deposited 2019-01-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 421–810（390 aa）
Not recorded C8E (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE × 11 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；33% PEG 400, 0.23 M NaCl, 0.05 M sodium acetate
Resolution 2.20 Å R-free 0.266
6QGY Crystal structure of E.coli BamA beta-barrel in complex with nanobody B12 Deposited 2019-01-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 421–810（390 aa）
Not recorded C8E (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE × 5 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；32% PEG 400, 0.2 M ammonium phosphate, 0.1 M ammonium sulfate, 0.1 M sodium citrate pH 4.5
Resolution 2.51 Å R-free 0.244
6QGY Crystal structure of E.coli BamA beta-barrel in complex with nanobody B12 Deposited 2019-01-14 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 421–810（390 aa）
Not recorded C8E (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE × 5 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；32% PEG 400, 0.2 M ammonium phosphate, 0.1 M ammonium sulfate, 0.1 M sodium citrate pH 4.5
Resolution 2.51 Å R-free 0.244
7NRE Crystal structure of E.coli BamA beta-barrel in complex with darobactin (crystal form 1) Deposited 2021-03-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 421–810（390 aa）
Not recorded C8E (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE × 4 MG MAGNESIUM ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；0.06 M Magnesium chloride/Calcium Chloride, 0.1 M imidazole/2-(N-morpholino)ethanesulfonic acid pH 6.5, 12.5% v/v 2-Methyl-2,4-pentanediol, 12.5% w/v Polyethylene glycol 1,000, and 12.5% w/v Polyethylene glycol 3,350
Resolution 2.30 Å R-free 0.232
7NRF Crystal structure of E.coli BamA beta-barrel in complex with darobactin (crystal form 2) Deposited 2021-03-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 421–810（390 aa）
Not recorded MG MAGNESIUM ION × 1 C8E (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE × 8 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；0.1 M Magnesium chloride, 0.03 M Tris pH 8.0, 19% w/v Polyethylene glycol 4,000
Resolution 2.20 Å R-free 0.232
7P1C Crystal structure of E.coli BamA beta-barrel in complex with darobactin B Deposited 2021-07-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 419–810（392 aa）
Not recorded C8E (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE × 7 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；0.2M Calcium chloride dihydrate, 0.1M HEPES 7.5, 53% v/v PEG 400
Resolution 2.50 Å R-free 0.249
7R1V Crystal structure of E.coli BamA beta-barrel in complex with dynobactin A Deposited 2022-02-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 421–810（390 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；298 K；0.12 M lithium sulfate, 0.02 M Tris pH7.5, 0.1 M sodium citrate pH 5.0, and 20% (v/v) PEG300
Resolution 2.50 Å R-free 0.275

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.