ID 3.4.21.9 DE enteropeptidase. AN enterokinase. CA Activation of trypsinogen by selective cleavage of 6-Lys-|-Ile-7 bond. CC -!- Activates trypsinogen. CC -!- Not inhibited by protein inhibitors of trypsin. CC -!- Belongs to peptidase family S1. CC -!- Formerly EC 3.4.4.8. DR P98072, ENTK_BOVIN ; P98073, ENTK_HUMAN ; P97435, ENTK_MOUSE ; DR P98074, ENTK_PIG ; //