title: The reactivity of Escherichia coli ribosomal sulphydryl groups with 5,5'-dithiobis(2-nitrobenzoic acid) conformational changes dependent on monovalent-cation concentration and temperature.
mesh_terms: D001426:Bacterial Proteins; D055598:Chemical Phenomena; D002621:Chemistry; D004926:Escherichia coli / Q000166:cytology*; D008623:Mercaptoethanol; D008968:Molecular Conformation; D009574:Nitro Compounds; D011188:Potassium; D012270:Ribosomes; D012964:Sodium; D013438:Sulfhydryl Compounds; D013696:Temperature; D013997:Time Factors; D014461:Ultracentrifugation
chemical_list: D001426:Bacterial Proteins; D009574:Nitro Compounds; D013438:Sulfhydryl Compounds; D008623:Mercaptoethanol; D012964:Sodium; D011188:Potassium