title: The role of methylated bases in the biological activity of E. coli leucine tRNA.
mesh_terms: D002845:Chromatography; D004926:Escherichia coli / Q000201:enzymology / Q000378:metabolism; D005815:Genetic Code; D007700:Kinetics; D007930:Leucine; D008025:Ligases; D008715:Methionine / Q000378:metabolism; D008745:Methylation; D012329:RNA, Bacterial / Q000378:metabolism; D012343:RNA, Transfer / Q000378:metabolism*; D012270:Ribosomes / Q000378:metabolism; D015003:Yeasts / Q000201:enzymology
chemical_list: D012329:RNA, Bacterial; D012343:RNA, Transfer; D008715:Methionine; D008025:Ligases; D007930:Leucine