Source:http://linkedlifedata.com/resource/umls/id/C0313532
MSH: A peptidohydrolytic enzyme that is formed from PREKALLIKREIN by FACTOR XIIA. It activates FACTOR XII; FACTOR VII; and PLASMINOGEN. It is selective for both ARGININE and to a lesser extent LYSINE bonds. EC 3.4.21.34.,NCI: Plasma kallikrein (638 aa, ~71 kDa) is encoded by the human KLKB1 gene. This protein plays a role in the mediation of proteolysis.