Match the protein to the descriptions.

The protein to consider here is alpha-keratin.

There may be several answers for some of these. Select all that apply.

=> No partial credit.


contains intrachain hydrogen bonds


contains heptad repeats


contains Glycine at every 3rd residue


contains hydroxyproline


contains left-handed helices


contains interchain hydrogen bonds


every second residue is Gly

My answers are;contains heptad repeats,contains hydroxyproline,contains left-handed helices,and contains interchain hydrogen bonds) am I correct ? Thanks