Tags: Enzyme.
Dipeptidyl-peptidase I (EC 3.4.14.1 cathepsin C dipeptidyl aminopeptidase I dipeptidyl transferase dipeptide arylamidase I DAP I) is an enzyme. This enzyme catalyses the following chemical reaction Release of an N-terminal dipeptide Xaa-Yaa!Zaa- except when Xaa is Arg or Lys or Yaa or Zaa is ProThis Cl-dependent lysosomal cysteine-type peptidase is maximally active at acidic pH.