Which of the Following Events Occurs After the Formation of Disulfide

question 8

Multiple Choice

Which of the following events occurs after the formation of disulfide bonds during the conversion of preproinsulin to mature insulin?

• A)folding of proinsulin into a stable conformation
• B)transport of the molecule through the membranes
• C)cleavage of the peptide sequence that joins the A and B chains
• D)cleavage of the leader sequence
• E)posttranslational modification of specific proline residues

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