An intestinal proteolytic glycoenzyme from the duodenal mucosa that converts trypsinogen into trypsin (removes a hexapeptide from trypsinogen). SYN: enterokinase.
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n.
an enzyme secreted by the glands of the small intestine that acts on trypsinogen to produce trypsin.
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en·tero·pep·ti·dase (en″tər-o-pepґtĭ-dās) [EC 3.4.21.9] a serine endopeptidase that catalyzes the cleavage of a specific peptide bond near the N-terminus of trypsinogen, converting it to the active form trypsin. The enzyme is secreted by the small intestine.Medical dictionary. 2011.