Essential Biochemistry - Protein Metabolism (Section 11 - No. 27)

Which enzyme is responsible for the activation of trypsinogen in the small intestine?

Pepsin

Enteropeptidase

Amylase

Lipase

Enteropeptidase, also known as enteropeptidase, activates trypsinogen to trypsin. Trypsin then activates other zymogens such as chymotrypsinogen.