×

Network disruptions

We have been experiencing disruptions on our local network which has affected the stability of these web pages. We have been working with IT support team to get this fixed as a matter of urgency and apologise for any inconvenience.

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.
CATH-Gene3D is a Global Biodata Core Resource Learn more...