Plasma Kallikrein

**Semantic type:** Amino Acid, Peptide, or Protein|Enzyme

**Definition:** Plasma kallikrein (638 aa, ~71 kDa) is encoded by the human KLKB1 gene. This protein plays a role in the mediation of proteolysis.

**Synonyms:** - EC 3.4.21.34 - Fletcher Factor - KLKB1 - Kininogenin - Plasma Kallikrein Precursor - Plasma Prekallikrein