title: 7TM receptors: 'locks' and 'keys'?
authors.forename: P G
authors.initials: PG
authors.lastname: Strange
mesh_terms: D000818:Animals; D002395:Catecholamines / Q000378:metabolism*; D006801:Humans; D008565:Membrane Proteins / Q000378:metabolism; D017983:Receptors, Catecholamine / Q000378:metabolism*; D011956:Receptors, Cell Surface / Q000378:metabolism*
chemical_list: D002395:Catecholamines; D008565:Membrane Proteins; D017983:Receptors, Catecholamine; D011956:Receptors, Cell Surface