X-ray diffraction
1.9Å resolution

Crystal structure of TrkA domain of putative glutathione-regulated potassium-efflux KefB from Vibrio parahaemolyticus

Entry authors: Wu R, Abdullah J, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
RCK N-terminal domain-containing protein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 183 amino acids
Theoretical weight: 20.5 KDa
Source organism: Vibrio parahaemolyticus RIMD 2210633
Expression system: Escherichia coli BL21
  • Canonical: Q87RG9 (Residues: 350-529; Coverage: 34%)
Gene name: VP0827
Sequence domains: TrkA-N domain
Structure domains: NAD(P)-binding Rossmann-like Domain

Ligands and Environments

2 bound ligands:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P212121
Unit cell:
a: 64.733Å b: 66.382Å c: 145.357Å
α: 90° β: 90° γ: 90°
R R work R free
0.192 0.19 0.232
Expression system: Escherichia coli BL21