1h8z

X-ray diffraction
1.8Å resolution

Crystal structure of the class D beta-lactamase OXA-13

Released:

Function and Biology Details

Reaction catalysed:
A beta-lactam + H(2)O = a substituted beta-amino acid
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Beta-lactamase Chains: A, B
Molecule details ›
Chains: A, B
Length: 247 amino acids
Theoretical weight: 27.45 KDa
Source organism: Pseudomonas aeruginosa
Expression system: Escherichia coli
UniProt:
  • Canonical: Q51400 (Residues: 20-266; Coverage: 100%)
Gene name: bla oxa-13
Structure domains: DD-peptidase/beta-lactamase superfamily

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-2
Spacegroup: P212121
Unit cell:
a: 50.73Å b: 81.71Å c: 125.16Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.197 0.197 0.247
Expression system: Escherichia coli