Polypeptide chain conformation in feather keratin.
D000818:Animals; D001717:Birds; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D005241:Feathers; D066298:In Vitro Techniques; D007259:Infrared Rays; D007633:Keratins; D010455:Peptides; D013057:Spectrum Analysis
D010455:Peptides; D007633:Keratins