› 1twy

X-ray diffraction
1.65Å resolution

Crystal structure of an ABC-type phosphate transport receptor from Vibrio cholerae

Released:
DOI: 10.2210/pdb1twy/pdb
PDB entry 1twy coloured by chain, front view.
PDB entry 1twy coloured by chain, side view.
PDB entry 1twy coloured by chain, top view.
Source organism: Vibrio cholerae O1 biovar El Tor str. N16961
Entry authors: Ramagopal UA, Patskovsky Y, Almo SC, Burley SK, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo tetramer
homo dimer
homo octamer
Assembly name:
PDBe Complex ID:
PDB-CPX-191944 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Phosphate-binding protein Chains: A, B, C, D, E, F, G, H
Molecule details ›
Chains: A, B, C, D, E, F, G, H
Length: 290 amino acids
Theoretical weight: 32.06 KDa
Source organism: Vibrio cholerae O1 biovar El Tor str. N16961
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9KLD9 (Residues: 2-278; Coverage: 100%)
Gene name: VC_A0807
Sequence domains: PBP superfamily domain
Structure domains: Periplasmic binding protein-like II

Ligands and Environments

2 bound ligands:
Ligand PO4 8 x PO4
Ligand MG 1 x MG
1 modified residue:
Ligand MSE 48 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X9A
Spacegroup: P21
Unit cell:
a: 84.63Å b: 103.932Å c: 126.687Å
α: 90° β: 102.35° γ: 90°
R-values:
R R work R free
0.194 0.193 0.231
Expression system: Escherichia coli

Quick links