title: Conformation of the gramicidin A transmembrane channel: A 13C nuclear magnetic resonance study of 13C-enriched gramicidin in phosphatidylcholine vesicles.
mesh_terms: D002247:Carbon Isotopes; D006096:Gramicidin; D007473:Ion Channels; D009682:Magnetic Resonance Spectroscopy; D008345:Manganese; D008958:Models, Molecular; D010713:Phosphatidylcholines; D011487:Protein Conformation; D013932:Thulium
chemical_list: D002247:Carbon Isotopes; D007473:Ion Channels; D010713:Phosphatidylcholines; D006096:Gramicidin; D008345:Manganese; D013932:Thulium