1q2q

X-ray diffraction
1.4Å resolution

Function and Biology Details

Reaction catalysed:
A beta-lactam + H(2)O = a substituted beta-amino acid
Biochemical function:
Biological process:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Beta-lactamase Chain: A
Molecule details ›
Chain: A
Length: 363 amino acids
Theoretical weight: 39.51 KDa
Source organism: Enterobacter cloacae
Expression system: Escherichia coli
UniProt:
  • Canonical: Q59401 (Residues: 22-384; Coverage: 100%)
Sequence domains: Beta-lactamase
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: CHESS BEAMLINE A1
Spacegroup: P21212
Unit cell:
a: 76.223Å b: 69.046Å c: 62.152Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.145 0.144 0.209
Expression system: Escherichia coli