title: Far-infrared spectra of sequential polypeptides with  -helical and polyglycine II structures.
mesh_terms: D000595:Amino Acid Sequence; D005998:Glycine; D008968:Molecular Conformation; D010455:Peptides; D013055:Spectrophotometry, Infrared
chemical_list: D010455:Peptides; D005998:Glycine