title: Studies of individual methine aromatic carbon sites of proteins by natural-abundance carbon-13 nuclear magnetic resonance spectroscopy at high magnetic field strengths.
mesh_terms: D004529:Egg White; D009682:Magnetic Resonance Spectroscopy; D008722:Methods; D009113:Muramidase; D014443:Tyrosine
chemical_list: D014443:Tyrosine; D009113:Muramidase