Question

If the section of a polypeptide shown below is folded into an-helix, to which amino acid is the carbonyl group of alaninenoncovalently bonded?

ala-ser-val-asp-glu-leu-gly

A)serine

B)aspartic acid

C)glutamic acid

D)leucine

Thirteen consecutive amino acids in a folded protein form an-helix. Which statement is incorrect regarding the generalproperties of alpha helices?

A)Glycine is located at helix center for close packing.

B)The helix is right handed

C)Intrastrand hydrogen bonds stabilize the helix

D)The helix possesses and overall dipole moment