Enzyme
pepsin A
More Information:
ChemID; DrugBank; DailyMed; PDR
Definitions related to pepsin a:
  • (pepsin) Enzymes secreted by the stomach to break down protein.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
  • Formed from pig pepsinogen by cleavage of one peptide bond. The enzyme is a single polypeptide chain and is inhibited by methyl 2-diaazoacetamidohexanoate. It cleaves peptides preferentially at the carbonyl linkages of phenylalanine or leucine and acts as the principal digestive enzyme of gastric juice.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
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