title: A new method for the purification of Q  RNA-dependent RNA polymerase.
mesh_terms: D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D002848:Chromatography, DEAE-Cellulose; D002852:Chromatography, Ion Exchange; D003090:Coliphages / Q000201:enzymology*; D003597:Cytosine Nucleotides; D004586:Electrophoresis; D004926:Escherichia coli / Q000201:enzymology; D005827:Genetics, Microbial; D006160:Guanosine Triphosphate; D007700:Kinetics; D046911:Macromolecular Substances; D008722:Methods; D008970:Molecular Weight; D009154:Mutation; D011119:Polynucleotides; D012316:RNA Nucleotidyltransferases / Q000032:analysis / Q000037:antagonists & inhibitors / Q000096:biosynthesis / Q000302:isolation & purification*; D012293:Rifampin; D013698:Templates, Genetic; D014316:Tritium; D014779:Virus Replication
chemical_list: D002247:Carbon Isotopes; D003597:Cytosine Nucleotides; D046911:Macromolecular Substances; D011119:Polynucleotides; D014316:Tritium; D006160:Guanosine Triphosphate; D012316:RNA Nucleotidyltransferases; D012293:Rifampin