title: Conformational analysis of linear peptides by 15N NMR spectroscopy using the enkephalin-related fragment Tyr-Gly-Gly-Phe as a model compound.
mesh_terms: D004723:Endorphins; D004745:Enkephalins; D005998:Glycine; D009682:Magnetic Resonance Spectroscopy; D009842:Oligopeptides; D010649:Phenylalanine; D011487:Protein Conformation; D014443:Tyrosine
chemical_list: D004723:Endorphins; D004745:Enkephalins; D009842:Oligopeptides; D014443:Tyrosine; D010649:Phenylalanine; D005998:Glycine