title: Ionic effects on the ribosomal quaternary structure.
mesh_terms: D000085:Acetates / Q000494:pharmacology; D001426:Bacterial Proteins / Q000096:biosynthesis; D002499:Centrifugation, Density Gradient; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D004926:Escherichia coli / Q000166:cytology; D008274:Magnesium / Q000494:pharmacology*; D009994:Osmolar Concentration; D011188:Potassium / Q000494:pharmacology*; D011189:Potassium Chloride / Q000494:pharmacology; D012270:Ribosomes / Q000187:drug effects; D013053:Spectrophotometry; D013696:Temperature; D014325:Tromethamine / Q000494:pharmacology*; D014461:Ultracentrifugation; D014466:Ultraviolet Rays
chemical_list: D000085:Acetates; D001426:Bacterial Proteins; D014325:Tromethamine; D011189:Potassium Chloride; D008274:Magnesium; D011188:Potassium