Enzyme
tryptase
tryp·tase
Definitions related to tryptase:
  • A family of serine endoproteinases usually expressed in mast cell secretory granules. These enzymes cleave protein substrates after arginine or lysine residues and play a role in allergic responses.
    NCI
    U.S. National Cancer Institute, 2021
  • A family of neutral serine proteases with TRYPSIN-like activity. Tryptases are primarily found in the SECRETORY GRANULES of MAST CELLS and are released during mast cell degranulation.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
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