› 6w6m

Electron Microscopy
2.7Å resolution

Single particle cryoEM structure of V. cholerae Type IV competence pilus secretin PilQ

Released:
DOI: 10.2210/pdb6w6m/pdb
PDB entry 6w6m coloured by chain, front view.
PDB entry 6w6m coloured by chain, side view.
PDB entry 6w6m coloured by chain, top view.
Source organism: Vibrio cholerae
Primary publication:
CryoEM structure of the type IVa pilus secretin required for natural competence in Vibrio cholerae.
Weaver SJ, Ortega DR, Sazinsky MH, Dalia TN, Dalia AB, Jensen GJ
Nat Commun 11 5080 (2020)
PMID: 33033258
Related structures: EMD-21559

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo tetradecamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-191994 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Secretin/TonB short N-terminal domain-containing protein Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N
Length: 571 amino acids
Theoretical weight: 62.46 KDa
Source organism: Vibrio cholerae
UniProt:
  • Canonical: Q9KNV0 (Residues: 8-578; Coverage: 99%)
Gene name: VC_2630
Sequence domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 2.7Å
Relevant EMDB volumes: EMD-21559

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Citations

1 review citation

Gating of β-Barrel Protein Pores, Porins, and Channels: An Old Problem with New Facets.
Mayse et al. (2023)
10 other articles