title: Proton magnetic resonance studies to compare Escherichia coli ribosomal proteins prepared by two different methods.
mesh_terms: D001426:Bacterial Proteins; D004926:Escherichia coli / Q000032:analysis*; D009682:Magnetic Resonance Spectroscopy; D008722:Methods; D012269:Ribosomal Proteins / Q000302:isolation & purification; D012492:Salts; D014508:Urea
chemical_list: D001426:Bacterial Proteins; D012269:Ribosomal Proteins; D012492:Salts; D014508:Urea