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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：P06179 New Search
10PDB entries
10Biological assembly
71chain/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
1IO1 CRYSTAL STRUCTURE OF F41 FRAGMENT OF FLAGELLIN Deposited 2000-12-28 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 53–450（398 aa） Fragment：F41 L-TYPE (RESIDUES 54-451)
Mutation：G426A No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.8；289 K；PEG 6000, NaCl, Glycerol, Iso-Propanol, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 289K
Resolution 2.00 Å R-free 0.266
1UCU R-type straight flagellar filament made of full-length flagellin Deposited 2003-04-22 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–494（494 aa）
Mutation：A449V No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer 150MM NACL, 2MM MGCL2, 20MM TRIS-HCL, 2-5% GLYCEROL；pH 7.8；150MM NACL, 2MM MGCL2, 20MM TRIS-HCL, 2-5% GLYCEROL
Resolution 4.00 Å
3A5X L-type straight flagellar filament made of full-length flagellin Deposited 2009-08-13 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 2–495（494 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer 150MM NACL, 2MM MGCL2, 20MM TRIS-HCL, 2-5% GLYCEROL；pH 7.8；150MM NACL, 2MM MGCL2, 20MM TRIS-HCL, 2-5% GLYCEROL
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.00 Å
5YUD Flagellin derivative in complex with the NLR protein NAIP5 Deposited 2017-11-21 Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 452–495（44 aa）
Not recorded ATP ADENOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.28 Å
6CH3 Crystal structure of the cytoplasmic domain of FlhA and FliS-FliC complex Deposited 2018-02-21 Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 455–495（41 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；tascimate
Resolution 2.68 Å R-free 0.258
8FML Cryo-EM structure of NLR family apoptosis inhibitory protein 5 (NAIP5) in complex with a full-length flagellin (FliC) ligand Deposited 2022-12-23 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–495（495 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.93 Å
9IWQ Salmonella enterica serovar Typhimurium FliC(G426A)delta(204-292) forming the L-type straight filament Deposited 2024-07-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 2–495（494 aa）
Mutation：G426A No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.08 Å
9M5T Structure of the flagellar filament in short-length at 3.02 angstroms resolution Deposited 2025-03-06 Assembly 1 Protein homooligomer Homooligomer；Protein × 44 PDB declaration: 44-meric（44） Consistent with protein count
Chain AA 1–495（495 aa）
Chain AB 1–495（495 aa）
Chain AC 1–495（495 aa）
Chain AD 1–495（495 aa）
Chain AE 1–495（495 aa）
Chain AF 1–495（495 aa）
Chain AG 1–495（495 aa）
Chain AH 1–495（495 aa）
Chain AI 1–495（495 aa）
Chain AJ 1–495（495 aa）
Chain AK 1–495（495 aa）
Chain BA 1–495（495 aa）
Chain BB 1–495（495 aa）
Chain BC 1–495（495 aa）
Chain BD 1–495（495 aa）
Chain BE 1–495（495 aa）
Chain BF 1–495（495 aa）
Chain BG 1–495（495 aa）
Chain BH 1–495（495 aa）
Chain BI 1–495（495 aa）
Chain BJ 1–495（495 aa）
Chain BK 1–495（495 aa）
Chain CA 1–495（495 aa）
Chain CB 1–495（495 aa）
Chain CC 1–495（495 aa）
Chain CD 1–495（495 aa）
Chain CE 1–495（495 aa）
Chain CF 1–495（495 aa）
Chain CG 1–495（495 aa）
Chain CH 1–495（495 aa）
Chain CI 1–495（495 aa）
Chain CJ 1–495（495 aa）
Chain CK 1–495（495 aa）
Chain DA 1–495（495 aa）
Chain DB 1–495（495 aa）
Chain DC 1–495（495 aa）
Chain DD 1–495（495 aa）
Chain DE 1–495（495 aa）
Chain DF 1–495（495 aa）
Chain DG 1–495（495 aa）
Chain DH 1–495（495 aa）
Chain DI 1–495（495 aa）
Chain DJ 1–495（495 aa）
Chain DK 1–495（495 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.02 Å
9M67 the flagellar filament cap FliD in complex with FliC Deposited 2025-03-07 Assembly 1 Insufficient information Homooligomer；Protein × 10 PDB declaration: decameric（10） Consistent with protein count
Chain A 1–495（495 aa）
Chain B 1–495（495 aa）
Chain C 1–495（495 aa）
Chain D 1–495（495 aa）
Chain E 1–495（495 aa）
Chain F 1–495（495 aa）
Chain G 1–495（495 aa）
Chain H 1–495（495 aa）
Chain I 1–495（495 aa）
Chain J 1–495（495 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
9M6H structure of FliD-FliC at a 10:10 stoichiometry Deposited 2025-03-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 20 PDB declaration: 20-meric（20） Consistent with protein count
Chain B 54–454（401 aa）
Chain D 54–454（401 aa）
Chain F 54–454（401 aa）
Chain H 54–454（401 aa）
Chain J 54–454（401 aa）
Chain L 54–454（401 aa）
Chain N 54–454（401 aa）
Chain P 54–454（401 aa）
Chain R 54–454（401 aa）
Chain T 54–454（401 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.27 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.