title: Nuclear magnetic resonance studies of trypsin inhibitors. Histidines of virgin and modified soybean trypsin inhibitor (Kunitz).
mesh_terms: D003903:Deuterium; D004589:Electrophoresis, Disc; D006639:Histidine / Q000032:analysis*; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D009682:Magnetic Resonance Spectroscopy; D010940:Plant Proteins / Q000032:analysis*; D011489:Protein Denaturation; D013056:Spectrophotometry, Ultraviolet; D013997:Time Factors; D014361:Trypsin Inhibitors / Q000032:analysis*
chemical_list: D010940:Plant Proteins; D014361:Trypsin Inhibitors; D006639:Histidine; D003903:Deuterium