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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：P08189 New Search
14PDB entries
19Biological assembly
21chain/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
2JMR NMR structure of the E. coli type 1 pilus subunit FimF Deposited 2006-11-29 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 23–176（154 aa）
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 6.8；310.1 K
NMR sample composition 1.4 mM [U-99% 13C; U-99% 15N] FimF, 25 mM sodium phosphate, 100 mM sodium chloride, 0.05 % sodium azide, 5 % D2O, 95% H2O/5% D2O | 95% H2O/5% D2O
Resolution not provided
3BFQ Crystal structure of truncated FimG (FimGt) in complex with the donor strand peptide of FimF (DSF) Deposited 2007-11-23 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain F 23–37（15 aa） Fragment：sequence database residues 23-37
Not recorded CO COBALT (II) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；20 mM Tris/HCl, pH 8.0, 80 mM NaCl, 27.5% PEG 1500, 20 mM cobalt chloride, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 1.34 Å R-free 0.179
3BFW Crystal structure of truncated FimG (FimGt) in complex with the donor strand peptide of FimF (DSF) Deposited 2007-11-23 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 23–37（15 aa） Fragment：sequence database residues 23-37
Not recorded YT3 YTTRIUM (III) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；20 mM Tris/HCl, pH 8.0, 80 mM NaCl, 27.5% PEG 1500, 20 mM yttrium chloride, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 1.80 Å R-free 0.238
3BFW Crystal structure of truncated FimG (FimGt) in complex with the donor strand peptide of FimF (DSF) Deposited 2007-11-23 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 23–37（15 aa） Fragment：sequence database residues 23-37
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；20 mM Tris/HCl, pH 8.0, 80 mM NaCl, 27.5% PEG 1500, 20 mM yttrium chloride, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 1.80 Å R-free 0.238
3BWU Crystal structure of the ternary complex of FimD (N-Terminal Domain, FimDN) with FimC and the N-terminally truncated pilus subunit FimF (FimFt) Deposited 2008-01-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain F 35–176（142 aa） Fragment：N-terminal truncation construct of pilus subunit fimF, Residues 13-154
Not recorded EDO 1,2-ETHANEDIOL × 13 PEG DI(HYDROXYETHYL)ETHER × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；277 K；20 mM Tris/HCl pH 8.0, 20% PEG 8000, 50 mM succinic acid pH 4.0, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Resolution 1.76 Å R-free 0.212
3JWN Complex of FimC, FimF, FimG and FimH Deposited 2009-09-18 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain E 23–176（154 aa） Fragment：UNP residues 23-176
Chain F 23–176（154 aa） Fragment：UNP residues 23-176
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.1；293 K；1.6 M potassium chloride, 0.1 M sodium citrate, pH 4.1, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 2.69 Å R-free 0.272
3JWN Complex of FimC, FimF, FimG and FimH Deposited 2009-09-18 Assembly 2 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain K 23–176（154 aa） Fragment：UNP residues 23-176
Chain L 23–176（154 aa） Fragment：UNP residues 23-176
Not recorded GOL GLYCEROL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.1；293 K；1.6 M potassium chloride, 0.1 M sodium citrate, pH 4.1, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 2.69 Å R-free 0.272
4J3O Crystal structure of the FimD usher traversed by the pilus tip complex assembly composed of FimC:FimF:FimG:FimH Deposited 2013-02-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain F 23–176（154 aa） Fragment：UNP residues 21-176
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；298 K；1.6-2.0M sodium formate, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 3.80 Å R-free 0.299
5IQM Crystal structure of the E. coli type 1 pilus subunit FimG (engineered variant with substitution Q134E; N-terminal FimG residues 1-12 truncated) in complex with the donor strand peptide DsF_T4R-T6R-D13N Deposited 2016-03-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain F 23–37（15 aa） Fragment：UNP residues 23-37
Not recorded CO COBALT (II) ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；MOPS-NaOH pH 7.0 (RT), PEG-1500, NaCl, CoCl2
Resolution 1.50 Å R-free 0.185
5IQM Crystal structure of the E. coli type 1 pilus subunit FimG (engineered variant with substitution Q134E; N-terminal FimG residues 1-12 truncated) in complex with the donor strand peptide DsF_T4R-T6R-D13N Deposited 2016-03-11 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 23–37（15 aa） Fragment：UNP residues 23-37
Not recorded CO COBALT (II) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；MOPS-NaOH pH 7.0 (RT), PEG-1500, NaCl, CoCl2
Resolution 1.50 Å R-free 0.185
5IQN Crystal structure of the E. coli type 1 pilus subunit FimG (engineered variant with substitution Q134E; N-terminal FimG residues 1-12 truncated) in complex with the donor strand peptide DsF_SRIRIRGYVR Deposited 2016-03-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 25–34（10 aa） Fragment：UNP residues 35-34
Not recorded CO COBALT (II) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；MOPS-NaOH pH 6.8 (RT), PEG-1500, CoCl2, NaCl
Resolution 1.00 Å R-free 0.146
5IQN Crystal structure of the E. coli type 1 pilus subunit FimG (engineered variant with substitution Q134E; N-terminal FimG residues 1-12 truncated) in complex with the donor strand peptide DsF_SRIRIRGYVR Deposited 2016-03-11 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain F 25–34（10 aa） Fragment：UNP residues 35-34
Not recorded CO COBALT (II) ION × 1 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；MOPS-NaOH pH 6.8 (RT), PEG-1500, CoCl2, NaCl
Resolution 1.00 Å R-free 0.146
5IQO Crystal structure of the E. coli type 1 pilus subunit FimG (engineered variant with substitutions Q134E and S138E; N-terminal FimG residues 1-12 truncated) in complex with the donor strand peptide DsF_T4R-T6R-D13N Deposited 2016-03-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 23–37（15 aa） Fragment：UNP residues 23-37
Not recorded CO COBALT (II) ION × 4 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；MOPS-NaOH pH 7.6 (RT), PEG-1500, CoCl2, NaCl
Resolution 1.30 Å R-free 0.170
5IQO Crystal structure of the E. coli type 1 pilus subunit FimG (engineered variant with substitutions Q134E and S138E; N-terminal FimG residues 1-12 truncated) in complex with the donor strand peptide DsF_T4R-T6R-D13N Deposited 2016-03-11 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 23–37（15 aa） Fragment：UNP residues 23-37
Not recorded CO COBALT (II) ION × 1 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；MOPS-NaOH pH 7.6 (RT), PEG-1500, CoCl2, NaCl
Resolution 1.30 Å R-free 0.170
6E14 Handover mechanism of the growing pilus by the bacterial outer membrane usher FimD Deposited 2018-07-09 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain F 22–176（155 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.00 Å
6E15 Handover mechanism of the growing pilus by the bacterial outer membrane usher FimD Deposited 2018-07-09 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain F 22–176（155 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.10 Å
9BOG Structural basis for adhesin secretion by the outer-membrane usher in type 1 pili Deposited 2024-05-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain F 23–176（154 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.99 Å
9FX0 Cryo-EM structure of the type 1 pilus tip-to-rod transition Deposited 2024-07-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain F 23–176（154 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.10 Å
9FY9 Cryo-EM structure of the type 1 chaperone-usher pilus FimD-tip complex (FimDHGFC) - Conformer 1 Deposited 2024-07-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain F 23–176（154 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.30 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.