The amino acid residue most likely to be found in a beta turn is:
A) glycine.
B) alanine.
C) valine.
D) glutamic acid.
E) leucine.

Name: The amino acid residue most likely to be found in a beta turn is: A) glycine. B) alanine. C) valine. D) glutamic acid. E) leucine.
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Question

Quizplus · Accepted Answer

Beta turns involve a reversal in the direction of the polypeptide chain, and glycine is the only amino acid with a small enough side chain to allow for the necessary conformational flexibility in the turn.

The Amino Acid Residue Most Likely to Be Found in a Beta