CATH Domain 5g18A00

CATH Classification

Level	CATH Code	Description
	3	Alpha Beta
	3.40	3-Layer(aba) Sandwich
	3.40.710	Beta-lactamase
	3.40.710.10	DD-peptidase/beta-lactamase superfamily

Domain Context

CATH Clusters

Superfamily	DD-peptidase/beta-lactamase superfamily
Functional Family

Enzyme Information

3.5.2.6

Beta-lactamase.

based on mapping to UniProt Q47066

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)

Q47066

BLT1_ECOLX

Escherichia coli

Beta-lactamase Toho-1

PDB Structure

PDB	5G18
External Links	PDBSum Proteopedia
Method	X-RAY DIFFRACTION
Organism
Primary Citation	Active-Site Protonation States in an Acyl-Enzyme Intermediate of a Class A beta-Lactamase with a Monobactam Substrate. Vandavasi, V.G., Langan, P.S., Weiss, K.L., Parks, J.M., Cooper, J.B., Ginell, S.L., Coates, L. Antimicrob. Agents Chemother.