← 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：P0ABZ6 New Search
18PDB entries
19Biological assembly
28chain/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
1M5Y Crystallographic Structure of SurA, a Molecular Chaperone that Facilitates Outer Membrane Porin Folding Deposited 2002-07-10 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 21–428（408 aa）
Chain B 21–428（408 aa）
Chain C 21–428（408 aa）
Chain D 21–428（408 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；303 K；0.75M ammonium sulphate, 100mM sodium citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP at 303K, VAPOR DIFFUSION, HANGING DROP, temperature 303.0K
Resolution 3.00 Å R-free 0.283
2PV1 Crystallographic Structure of SurA first peptidyl-prolyl isomerase domain complexed with peptide WEYIPNV Deposited 2007-05-09 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 172–274（103 aa） Fragment：PpiC 1
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；298 K；25~28% polyethylene glycol monomethylether 5000, 0.2 M ammonium sulfate, 0.1 M MES buffer, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 1.30 Å R-free 0.243
2PV2 Crystallographic Structure of SurA first peptidyl-prolyl isomerase domain complexed with peptide NFTLKFWDIFRK Deposited 2007-05-09 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 172–274（103 aa） Fragment：PPIC 1
Chain B 172–274（103 aa） Fragment：PPIC 1
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；298 K；24% ployethylene glycol 8000, 0.1 M imdidazole, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 1.30 Å R-free 0.227
2PV2 Crystallographic Structure of SurA first peptidyl-prolyl isomerase domain complexed with peptide NFTLKFWDIFRK Deposited 2007-05-09 Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 172–274（103 aa） Fragment：PPIC 1
Chain D 172–274（103 aa） Fragment：PPIC 1
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；298 K；24% ployethylene glycol 8000, 0.1 M imdidazole, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 1.30 Å R-free 0.227
2PV3 Crystallographic Structure of SurA fragment lacking the second peptidyl-prolyl isomerase domain complexed with peptide NFTLKFWDIFRK Deposited 2007-05-09 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain not uniquely mapped Reference range not declared Fragment：Survivial protein A fragment from which the second peptidyl-prolyl isomerase domain has been deleted
Chain A 21–281（261 aa） Fragment：Survivial protein A fragment from which the second peptidyl-prolyl isomerase domain has been deleted
Chain A 391–428（38 aa） Fragment：Survivial protein A fragment from which the second peptidyl-prolyl isomerase domain has been deleted
Chain B 21–281（261 aa） Fragment：Survivial protein A fragment from which the second peptidyl-prolyl isomerase domain has been deleted
Chain B 391–428（38 aa） Fragment：Survivial protein A fragment from which the second peptidyl-prolyl isomerase domain has been deleted
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；291 K；1.4~1.8M sodium chloride, 0.1M potassium dihydrogen phosphate, 0.1 M sodium dihydrogen phosphate, 0.1M MES buffer, pH6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 3.39 Å R-free 0.299
8PZ1 Wait Complex: Lateral open BAM bound Compact SurA Deposited 2023-07-26 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain F 20–428（409 aa）
Mutation：K27C No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.10 Å
8PZ2 Wait Complex: Lateral open BAM bound Extended SurA Deposited 2023-07-26 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain F 21–428（408 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
8PZU Wait Complex: BAM bound Darobactin-B and Compact SurA Deposited 2023-07-27 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain F 21–428（408 aa）
Mutation：K27C MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.50 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 F 21–428（408 aa）
Mutation：K27C 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 21–428（408 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 F 21–428（408 aa）
Mutation：K27C No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.20 Å
8QPV Handover Complex: BAM bound OmpX and extended SurA Deposited 2023-10-03 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: heptameric（7） Review required
Chain F 21–428（408 aa）
Mutation：K27C,R170C No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.00 Å
8QPW Arrival Complex: Lateral open BAM bound extended SurA plus OmpX Deposited 2023-10-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain F 21–428（408 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.30 Å
9HG5 BAM-SurA complex in the swing-in state with full length BamC resolved Deposited 2024-11-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain F 21–428（408 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8；20mM Tris-HCl, 150mM NaCl, 0.05% DDM
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.82 Å
9HG6 BAM-SurA complex in the swing-in state Deposited 2024-11-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain F 21–428（408 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8；20mM Tris-HCl, 150mM NaCl, 0.05% DDM
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.73 Å
9HG7 BAM-SurA complex in the swing-out state Deposited 2024-11-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain F 21–428（408 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8；20mM Tris-HCl, 150mM NaCl, 0.05% DDM
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.83 Å
9HG8 BAM-SurA complex in the swing-out state with BamC resolved Deposited 2024-11-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain F 21–428（408 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8；20mM Tris-HCl, 150mM NaCl, 0.05% DDM
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HG9 BAM-SurA-darobactin complex in the swing-in state Deposited 2024-11-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain F 21–428（408 aa）
Not recorded MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8；20mM Tris-HCl, 150mM NaCl, 0.05% DDM
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.88 Å
9HGA BAM-SurA-darobactin complex in the swing-out state Deposited 2024-11-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain F 21–428（408 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8；20mM Tris-HCl, 150mM NaCl, 0.05% DDM
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.62 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.