Proinsulin is converted into insulin by:
A) proteolytic excision of a specific peptide.
B) allosteric binding of glucose.
C) phosphorylation to the active form.
D) removal of phosphate by converter enzymes.
E) none of the above.

Question

Quizplus · Accepted Answer

Proinsulin undergoes proteolytic excision of a specific peptide to form insulin. This peptide, called the C-peptide, is removed to generate the mature insulin protein.

Proinsulin Is Converted into Insulin By