› 2qhk

X-ray diffraction
1.91Å resolution

Crystal structure of methyl-accepting chemotaxis protein from Vibrio parahaemolyticus RIMD 2210633

Released:
DOI: 10.2210/pdb2qhk/pdb
PDB entry 2qhk coloured by chain, front view.
PDB entry 2qhk coloured by chain, side view.
PDB entry 2qhk coloured by chain, top view.
Source organism: Vibrio parahaemolyticus RIMD 2210633
Entry authors: Zhang R, Li H, Clancy S, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-183376 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Methyl-accepting chemotaxis protein Chain: A
Molecule details ›
Chain: A
Length: 174 amino acids
Theoretical weight: 19.98 KDa
Source organism: Vibrio parahaemolyticus RIMD 2210633
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q87T87 (Residues: 31-203; Coverage: 31%)
Gene name: VP0183
Sequence domains: Single Cache domain 2
Structure domains: PAS domain

Ligands and Environments

1 bound ligand:
Ligand GOL 1 x GOL
1 modified residue:
Ligand MSE 5 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: I422
Unit cell:
a: 112.268Å b: 112.268Å c: 62.731Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.174 0.172 0.213
Expression system: Escherichia coli BL21

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