6rwk

Electron Microscopy
3.86Å resolution

MxiD N0 N1 and MxiG C-terminal domains of the Shigella type 3 secretion system

Released:
Source organism: Shigella flexneri
Primary publication:
Cryo-EM structure of the Shigella type III needle complex.
PLoS Pathog 16 e1008263 (2020)
PMID: 32092125
Related structures: EMD-10040

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero 32-mer (preferred)
PDBe Complex ID:
PDB-CPX-141043 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Type 3 secretion system secretin Chains: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, X, Y, Z, x, y, z
Molecule details ›
Chains: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, X, Y, Z, x, y, z
Length: 566 amino acids
Theoretical weight: 63.23 KDa
Source organism: Shigella flexneri
UniProt:
  • Canonical: Q04641 (Residues: 1-566; Coverage: 100%)
Gene names: CP0145, mxiD, sctC
Sequence domains:
Protein MxiG Chains: A, B, D, E, G, H, J, K, M, N, P, Q, S, T, U, V
Molecule details ›
Chains: A, B, D, E, G, H, J, K, M, N, P, Q, S, T, U, V
Length: 371 amino acids
Theoretical weight: 43.05 KDa
Source organism: Shigella flexneri
UniProt:
  • Canonical: P0A221 (Residues: 1-371; Coverage: 100%)
Gene names: CP0136, mxiG
Sequence domains: Type III secretion system protein PrgH-EprH (PrgH)

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.86Å
Relevant EMDB volumes: EMD-10040