ID 3.4.22.25 DE glycyl endopeptidase. AN papaya peptidase B. AN papaya proteinase IV. CA Preferential cleavage: Gly-|-Xaa, in proteins and in small molecule CA substrates. CC -!- From the papaya plant, Carica papaya. CC -!- Not inhibited by chicken cystatin, unlike most other homologs of CC papain. CC -!- Belongs to peptidase family C1. DR P05994, PAPA4_CARPA; //