Glycyl endopeptidase

Glycyl endopeptidase (, papaya peptidase B, papaya proteinase IV, glycine-specific proteinase, chymopapain, Papaya proteinase 4, PPIV, chymopapain M) is an enzyme. This enzyme catalyses the following chemical reaction


 * Preferential cleavage: Gly-, in proteins and small molecule substrates

This enzyme is isolated from the papaya plant, Carica papaya.