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Crystal Structure of the Mono-Zinc Carbapenemase CphA from Aeromonas Hydrophyla

X-ray diffraction
1.7Å resolution
PDB entry 1x8g coloured by chain, front view.
PDB entry 1x8g coloured by chain, side view.
PDB entry 1x8g coloured by chain, top view.
Source organism: Aeromonas hydrophila
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Metallo-beta-lactamase type 2
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Multimeric state: monomeric
Accessible surface area: 9709.02 Å2
Buried surface area: 419.08 Å2
Dissociation area: 64.35 Å2
Dissociation energy (ΔGdiss): 8.62 kcal/mol
Dissociation entropy (TΔSdiss): 0.59 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-150877

Macromolecules

Metallo-beta-lactamase type 2
Chain: A
Length: 227 amino acids
Theoretical weight: 25.22 KDa
Source organism: Aeromonas hydrophila
Expression system: Escherichia coli
UniProt:
  • Canonical: P26918 (Residues: 28-254; Coverage: 100%)
Gene name: cphA
Pfam: Metallo-beta-lactamase superfamily
InterPro:
CATH: Ribonuclease Z/Hydroxyacylglutathione hydrolase-like
SCOP: Zn metallo-beta-lactamase
Metallo-beta-lactamase type 2 in PDB entry 1x8g, assembly 1, front view.
Metallo-beta-lactamase type 2 in PDB entry 1x8g, assembly 1, side view.
Metallo-beta-lactamase type 2 in PDB entry 1x8g, assembly 1, top view.
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