› 3c8c

X-ray diffraction
1.5Å resolution

Crystal structure of Mcp_N and cache domains of methyl-accepting chemotaxis protein from Vibrio cholerae

Released:
DOI: 10.2210/pdb3c8c/pdb
PDB entry 3c8c coloured by chain, front view.
PDB entry 3c8c coloured by chain, side view.
PDB entry 3c8c coloured by chain, top view.
Source organism: Vibrio cholerae O1 biovar El Tor str. N16961
Entry authors: Patskovsky Y, Ozyurt S, Freeman J, Hu S, Smith D, Wasserman SR, Sauder JM, Burley SK, Almo SC, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-191929 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Methyl-accepting chemotaxis protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 240 amino acids
Theoretical weight: 26.31 KDa
Source organism: Vibrio cholerae O1 biovar El Tor str. N16961
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9KL26 (Residues: 63-300; Coverage: 37%)
Gene name: VC_A0923
Sequence domains: Cache domain
Structure domains: PAS domain

Ligands and Environments

2 bound ligands:
Ligand MG 2 x MG
Ligand ALA 2 x ALA
1 modified residue:
Ligand MSE 4 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 31-ID
Spacegroup: P21212
Unit cell:
a: 103.202Å b: 140.942Å c: 32.221Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.195 0.194 0.235
Expression system: Escherichia coli

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