Pancreatic endopeptidase E (, cholesterol-binding proteinase, proteinase E, cholesterol-binding serine proteinase, pancreatic protease E, pancreatic proteinase E, cholesterol-binding pancreatic proteinase, CBPP, pancreas E proteinase) is an enzyme. This enzyme catalyses the following chemical reaction
This enzyme is peptidase of family S1 (trypsin family) from pancreatic juice.