2wkh

X-ray diffraction
1.79Å resolution

Crystal structure of the acyl-enzyme OXA-10 K70C-Ampicillin at pH 7

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-146960 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Beta-lactamase OXA-10 Chains: A, B
Molecule details ›
Chains: A, B
Length: 248 amino acids
Theoretical weight: 27.69 KDa
Source organism: Pseudomonas aeruginosa
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P14489 (Residues: 20-266; Coverage: 100%)
Gene names: bla, oxa10, pse2
Sequence domains: Penicillin binding protein transpeptidase domain
Structure domains: DD-peptidase/beta-lactamase superfamily

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM30A
Spacegroup: P212121
Unit cell:
a: 48.92Å b: 97.09Å c: 126.13Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.203 0.2 0.259
Expression system: Escherichia coli BL21(DE3)