ID 3.4.24.89 DE Pro-Pro endopeptidase. CA The enzyme catalyzes the hydrolytic cleavage of peptide bonds between two CA proline residues. CC -!- This metalloprotease is secreted by the bacterium Peptoclostridium CC difficile. DR Q183R7, PPEP1_CLOD6; K4ZRC1, PPEP2_PAEA2; //