X-ray diffraction
1.49Å resolution

Structure of the Campylobacter jejuni antigen Peb1A, an aspartate and glutamate receptor with bound aspartate


Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Major cell-binding factor Chains: A, B
Molecule details ›
Chains: A, B
Length: 259 amino acids
Theoretical weight: 28.22 KDa
Source organism: Campylobacter jejuni
Expression system: Escherichia coli BL21
  • Canonical: Q0P9X8 (Residues: 1-259; Coverage: 100%)
Gene names: Cj0921c, peb1A
Sequence domains: Bacterial extracellular solute-binding proteins, family 3
Structure domains: Periplasmic binding protein-like II

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-1
Spacegroup: P21
Unit cell:
a: 53.272Å b: 75.868Å c: 61.708Å
α: 90° β: 103.31° γ: 90°
R R work R free
0.165 0.163 0.185
Expression system: Escherichia coli BL21