title: The tRNA pyrophosphorylase activity of Escherichia coli. A study on substrate specificity.
mesh_terms: D000227:Adenine Nucleotides; D000596:Amino Acids; D002247:Carbon Isotopes; D002848:Chromatography, DEAE-Cellulose; D002850:Chromatography, Gel; D003597:Cytosine Nucleotides; D004926:Escherichia coli / Q000201:enzymology; D008970:Molecular Weight; D012316:RNA Nucleotidyltransferases / Q000302:isolation & purification; D012343:RNA, Transfer; D012260:Ribonucleases; D013154:Spleen / Q000201:enzymology
chemical_list: D000227:Adenine Nucleotides; D000596:Amino Acids; D002247:Carbon Isotopes; D003597:Cytosine Nucleotides; D012343:RNA, Transfer; D012316:RNA Nucleotidyltransferases; D012260:Ribonucleases