title: Crystal structure of rhodopsin: a G-protein-coupled receptor.
mesh_terms: D000818:Animals; D001665:Binding Sites; D002417:Cattle; D020285:Cryoelectron Microscopy; D018360:Crystallography, X-Ray; D019204:GTP-Binding Proteins / Q000737:chemistry* / Q000378:metabolism; D011487:Protein Conformation; D011956:Receptors, Cell Surface / Q000737:chemistry / Q000378:metabolism; D012172:Retinaldehyde / Q000737:chemistry / Q000378:metabolism; D012243:Rhodopsin / Q000737:chemistry* / Q000235:genetics / Q000378:metabolism
chemical_list: D011956:Receptors, Cell Surface; D012243:Rhodopsin; D019204:GTP-Binding Proteins; D012172:Retinaldehyde