title: Structure and conformation of a cyclic tripeptide.
mesh_terms: D006909:Hydroxyproline; D008961:Models, Structural; D009842:Oligopeptides; D010456:Peptides, Cyclic; D011392:Proline; D011487:Protein Conformation; D014961:X-Ray Diffraction
chemical_list: D009842:Oligopeptides; D010456:Peptides, Cyclic; D011392:Proline; D006909:Hydroxyproline