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beta-Lactamases MeSH Descriptor Data 2025


MeSH Heading
beta-Lactamases
Tree Number(s)
D08.811.277.087.180
Unique ID
D001618
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D001618
Scope Note
Enzymes found in many bacteria which catalyze the hydrolysis of the amide bond in the beta-lactam ring. Well known antibiotics destroyed by these enzymes are penicillins and cephalosporins.
Entry Term(s)
beta-Lactamase
Registry Numbers
EC 3.5.2.6
CAS Type 1 Name
beta-Lactamhydrolase
NLM Classification #
QU 136
Previous Indexing
Amidohydrolases (1966-1978)
Cephalosporinase (1975-1978)
Penicillinase (1966-1978)
Public MeSH Note
79
History Note
79
Entry Combination
antagonists & inhibitors:beta-Lactamase Inhibitors
Date Established
1979/01/01
Date of Entry
1978/05/16
Revision Date
2014/06/10
beta-Lactamases Preferred
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