title: Structure and activity of acetylcholine.
mesh_terms: D000109:Acetylcholine / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D001285:Atropine / Q000494:pharmacology; D001665:Binding Sites; D008956:Models, Chemical; D009538:Nicotine / Q000494:pharmacology; D010277:Parasympathomimetics / Q000494:pharmacology; D011955:Receptors, Drug; D013331:Strychnine / Q000494:pharmacology
chemical_list: D010277:Parasympathomimetics; D011955:Receptors, Drug; D009538:Nicotine; D001285:Atropine; D013331:Strychnine; D000109:Acetylcholine