title: Nuclear magnetic resonance of E. coli ribosomes and viruses.
mesh_terms: D004926:Escherichia coli / Q000648:ultrastructure*; D009682:Magnetic Resonance Spectroscopy; D008970:Molecular Weight; D009029:Mosaic Viruses / Q000648:ultrastructure*; D012270:Ribosomes / Q000648:ultrastructure*; D014764:Viral Proteins / Q000032:analysis
chemical_list: D014764:Viral Proteins