4fmb

X-ray diffraction
3.2Å resolution

VirA-Rab1 complex structure

Released:

Function and Biology Details

Reaction catalysed:
GTP + H(2)O = GDP + phosphate
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
hetero dimer (preferred)
hetero dodecamer
PDBe Complex ID:
PDB-CPX-158710 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Cysteine protease-like VirA Chains: A, C, E
Molecule details ›
Chains: A, C, E
Length: 361 amino acids
Theoretical weight: 40.14 KDa
Source organism: Shigella flexneri
Expression system: Escherichia coli
UniProt:
  • Canonical: Q7BU69 (Residues: 45-400; Coverage: 89%)
Gene names: CP0181, pWR501_0191, virA
Sequence domains: EspG protein
Structure domains: EspG protein, N-terminal domain
Ras-related protein Rab-1A Chains: B, D, F
Molecule details ›
Chains: B, D, F
Length: 171 amino acids
Theoretical weight: 19.38 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P62820 (Residues: 6-176; Coverage: 83%)
Gene names: RAB1, RAB1A
Sequence domains: Ras family
Structure domains: P-loop containing nucleotide triphosphate hydrolases

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 24-ID-C
Spacegroup: C2
Unit cell:
a: 186.118Å b: 127.311Å c: 107.325Å
α: 90° β: 94.45° γ: 90°
R-values:
R R work R free
0.228 0.228 0.247
Expression system: Escherichia coli