Rotation is allowed about which bond within a polypeptide chain?
A)the α-carbon and carbonyl carbon
B)the β-carbon and carbonyl carbon
C)the carbonyl carbon and the nitrogen of the peptide bond
D)the α-carbon and nitrogen of the peptide bond

Question

Quizplus · Accepted Answer

Rotation is allowed around the bond between the α-carbon and the nitrogen of the peptide bond, known as the phi (φ) angle.

Rotation Is Allowed About Which Bond Within a Polypeptide Chain