title: Further investigations of the multiple fractions of leucyl transfer ribonucleic acid synthetase activity from Escherichia coli.
mesh_terms: D002247:Carbon Isotopes; D004589:Electrophoresis, Disc; D004926:Escherichia coli / Q000201:enzymology*; D005782:Gels; D007700:Kinetics; D007930:Leucine; D008025:Ligases / Q000032:analysis*; D012329:RNA, Bacterial; D012343:RNA, Transfer
chemical_list: D002247:Carbon Isotopes; D005782:Gels; D012329:RNA, Bacterial; D012343:RNA, Transfer; D008025:Ligases; D007930:Leucine