title: An x-ray study of the synthetic polypeptide (Pro-Pro-Gly) 10 .
mesh_terms: D000595:Amino Acid Sequence; D003094:Collagen; D005998:Glycine; D008968:Molecular Conformation; D010455:Peptides; D011392:Proline; D014961:X-Ray Diffraction
chemical_list: D010455:Peptides; D003094:Collagen; D011392:Proline; D005998:Glycine