← Back to search

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：Q7BSW5 New Search
24PDB entries
25Biological assembly
25chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification 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
2QOM The crystal structure of the E.coli EspP autotransporter Beta-domain. Deposited 2007-07-20 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1024–1300（277 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.4；294 K；0.34M Cymal-1, 1% octylglucoside, 33% PEG 1000, 0.2M NaCl, 0.1M Na cacodylate pH 6.4, 5% glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.66 Å R-free 0.284
2QOM The crystal structure of the E.coli EspP autotransporter Beta-domain. Deposited 2007-07-20 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 1024–1300（277 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.4；294 K；0.34M Cymal-1, 1% octylglucoside, 33% PEG 1000, 0.2M NaCl, 0.1M Na cacodylate pH 6.4, 5% glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.66 Å R-free 0.284
3SLJ Pre-cleavage Structure of the Autotransporter EspP - N1023A mutant Deposited 2011-06-24 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 999–1300（302 aa） Fragment：Autotransporter protein espP translocator (UNP residues 999-1300)
Mutation：N1023A C8E (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE × 9 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.5；294 K；20% w/v PEG8000, 20% v/v glycerol, pH 7.5, HANGING DROP, temperature 294K
Resolution 2.48 Å R-free 0.237
3SLO Pre-cleavage Structure of the Autotransporter EspP - N1023D mutant Deposited 2011-06-24 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 999–1300（302 aa） Fragment：Autotransporter protein espP translocator (UNP residues 999-1300)
Mutation：N1023D C8E (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE × 8 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.5；294 K；18% w/v PEG8000, 20% v/v glycerol, 25 mM sodium acetate, pH 7.5, HANGING DROP, temperature 294K
Resolution 2.52 Å R-free 0.258
3SLT Pre-cleavage Structure of the Autotransporter EspP - N1023S Mutant Deposited 2011-06-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 999–1300（302 aa） Fragment：Autotransporter protein espP translocator (UNP residues 999-1300)
Mutation：N1023S C8E (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE × 10 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.5；294 K；20% w/v PEG8000, 20% v/v glycerol, sodium acetate, pH 7.5, HANGING DROP, temperature 294K
Resolution 2.46 Å R-free 0.266
3SZE Crystal structure of the passenger domain of the E. coli autotransporter EspP Deposited 2011-07-18 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 56–1023（968 aa） Fragment：passenger domain, UNP residues 56-1023
Mutation：S263A No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；298 K；18 22% PEG 4000, 0.1M HEPES, 0.05 0.15M tri-lithium citrate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 2.50 Å R-free 0.231
7TSZ BamABCDE bound to substrate EspP class 1 Deposited 2022-01-31 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain P 948–1298（351 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.50 Å
7TT0 BamABCDE bound to substrate EspP class 2 Deposited 2022-01-31 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain P 948–1298（351 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
7TT1 BamABCDE bound to substrate EspP class 4 Deposited 2022-01-31 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain P 948–1298（351 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
7TT2 BamABCDE bound to substrate EspP class 3 Deposited 2022-01-31 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain P 948–1298（351 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.20 Å
7TT3 BamABCDE bound to substrate EspP class 5 Deposited 2022-01-31 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain P 948–1298（351 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
7TT4 BamABCDE bound to substrate EspP class 6 Deposited 2022-01-31 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain P 948–1298（351 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.20 Å
7TT5 BamABCDE bound to substrate EspP in the open-sheet EspP state Deposited 2022-01-31 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain P 948–1298（351 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
7TT6 BamABCDE bound to substrate EspP in the intermediate-open EspP state Deposited 2022-01-31 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain P 948–1298（351 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
7TT7 BamABCDE bound to substrate EspP in the barrelized EspP/continuous open BamA state Deposited 2022-01-31 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain P 948–1298（351 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.80 Å
7TTC BamABCDE bound to substrate EspP Deposited 2022-02-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain P 1024–1298（275 aa）
Not recorded K33 2,3-dideoxy-6-O-[2-deoxy-4-O-phosphono-2-(tetradecanoylamino)-alpha-L-gulopyranosyl]-1-O-phosphono-beta-D-threo-hexopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å
7YE4 BAM-EspP complex structure with BamA-G431C and G781C/EspP-N1293C and A1043C mutations in nanodisc Deposited 2022-07-05 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain P 948–1300（353 aa）
Mutation：N1293C, A1043C No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.8；20 mM Tris-HCl, pH 7.8, 150 mM NaCl
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
7YE6 BAM-EspP complex structure with BamA-N427C/EspP-R1297C mutations in nanodisc Deposited 2022-07-05 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain P 948–1300（353 aa）
Mutation：R1297C No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.8；20 mM Tris-HCl, pH 7.8, 150 mM NaCl
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
8BNZ BAM-EspP complex structure with BamA-G431C/EspP-N1293C mutations in nanodisc Deposited 2022-11-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain P 948–1300（353 aa）
Mutation：N1293C No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.50 Å
8BO2 BAM-EspP complex structure with BamA-S425C/EspP-S1299C mutations in nanodisc Deposited 2022-11-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain P 948–1300（353 aa）
Mutation：S1299C No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
8Q0G Release Complex: BAM bound EspP and Compact SurA Deposited 2023-07-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain P 948–1300（353 aa）
Mutation：S1299C No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
8QP5 Release Complex: BAM bound EspP (SurA released) Deposited 2023-09-29 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain P 948–1300（353 aa）
Mutation：S1299C No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.40 Å
8QPU Release Complex: BAM bound EspP and Extended SurA Deposited 2023-10-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain P 948–1300（353 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.20 Å
8SPR The cryo-EM structure of the EcBAM/EspP(beta1-12) complex Deposited 2023-05-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain F 949–1300（352 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.90 Å
8SQA The cryo-EM structure of the EcBAM/EspP(beta8-12) complex Deposited 2023-05-04 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain F 1195–1300（106 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.20 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.