title: Conformational states of enkephalins in solution.
mesh_terms: D002942:Circular Dichroism; D004121:Dimethyl Sulfoxide; D004745:Enkephalins; D009682:Magnetic Resonance Spectroscopy; D009842:Oligopeptides; D011487:Protein Conformation; D013056:Spectrophotometry, Ultraviolet
chemical_list: D004745:Enkephalins; D009842:Oligopeptides; D004121:Dimethyl Sulfoxide