CATH Classification

Domain Context

CATH Clusters

Superfamily Tetratricopeptide repeat domain
Functional Family Beta-lactamase HcpB

Enzyme Information

3.5.2.6
Beta-lactamase.
based on mapping to UniProt O25103
A beta-lactam + H(2)O = a substituted beta-amino acid.
-!- Zinc is only requires in class-B enzymes. -!- A group of enzymes of varying specificity hydrolyzing beta-lactams; some act more rapidly on penicillins, some more rapidly on cephalosporins. -!- Formerly EC 3.5.2.8.

UniProtKB Entries (1)

O25103
HCPB_HELPY
Helicobacter pylori 26695
Beta-lactamase HcpB

PDB Structure

PDB 1KLX
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
The crystal structure of Helicobacter pylori cysteine-rich protein B reveals a novel fold for a penicillin-binding protein.
Luthy, L., Grutter, M.G., Mittl, P.R.
J.Biol.Chem.
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