All of the Following Statements About Protein Structure Are Correct

All of the following statements about protein structure are correct EXCEPT which one?

A) Other than peptide bonds, hydrogen bonding is the most important interaction in pleated sheet and alpha-helical structures.
B) The peptide bond is one kind of amide linkage.
C) The native state of a protein is the least stable form under cell conditions and accordingly is easily denatured.
D) In the alpha helix, the amino acid side chains project out from the coiled backbone of the polypeptide chain.
E) Globular proteins often contain a pocket or groove into which a prosthetic group or substrate can fit.