title: A series of specific ribonucleoprotein fragments from the 30-S subparticle of Escherichia coli ribosomes.
mesh_terms: D001426:Bacterial Proteins; D002850:Chromatography, Gel; D004591:Electrophoresis, Polyacrylamide Gel; D004926:Escherichia coli / Q000166:cytology; D006868:Hydrolysis; D008722:Methods; D009698:Nucleoproteins / Q000302:isolation & purification*; D009713:Nucleotidyltransferases; D010179:Pancreas / Q000201:enzymology; D012329:RNA, Bacterial; D012260:Ribonucleases; D012270:Ribosomes / Q000032:analysis*; D014508:Urea
chemical_list: D001426:Bacterial Proteins; D009698:Nucleoproteins; D012329:RNA, Bacterial; D014508:Urea; D009713:Nucleotidyltransferases; D012260:Ribonucleases