title: Distribution of proteins between core and split fractions from 50-S ribosomal subunits.
mesh_terms: D001426:Bacterial Proteins / Q000032:analysis*; D002586:Cesium; D055598:Chemical Phenomena; D002621:Chemistry; D002712:Chlorides; D002845:Chromatography; D004586:Electrophoresis; D008094:Lithium; D008274:Magnesium; D012270:Ribosomes / Q000032:analysis*; D014461:Ultracentrifugation
chemical_list: D001426:Bacterial Proteins; D002712:Chlorides; D002586:Cesium; D008094:Lithium; D008274:Magnesium