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X-ray diffraction
1.1Å resolution

Crystal Structure of Bacillus cereus Metallo-Beta-Lactamase II

Released:
Source organism: Bacillus cereus
Primary publication:
Use of ferrous iron by metallo-β-lactamases.
J Inorg Biochem 163 185-193 (2016)
PMID: 27498591

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-137499 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Metallo-beta-lactamase type 2 Chain: A
Molecule details ›
Chain: A
Length: 227 amino acids
Theoretical weight: 25.03 KDa
Source organism: Bacillus cereus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P04190 (Residues: 31-257; Coverage: 100%)
Gene name: blm
Sequence domains: Metallo-beta-lactamase superfamily
Structure domains: Ribonuclease Z/Hydroxyacylglutathione hydrolase-like

Ligands and Environments

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I02
Spacegroup: C2
Unit cell:
a: 53.048Å b: 61.5Å c: 69.469Å
α: 90° β: 92.98° γ: 90°
R-values:
R R work R free
0.12 0.119 0.14
Expression system: Escherichia coli BL21(DE3)