A new method for the purification of Q RNA-dependent RNA polymerase.

Carbon Isotopes Centrifugation, Density Gradient Chromatography, DEAE-Cellulose Chromatography, Ion Exchange Coliphages/enzymology Cytosine Nucleotides Electrophoresis Escherichia coli/enzymology Genetics, Microbial Guanosine Triphosphate Kinetics Macromolecular Substances Methods Molecular Weight Mutation Polynucleotides RNA Nucleotidyltransferases/analysis,antagonists & inhibitors,biosynthesis,isolation & purification Rifampin Templates, Genetic Tritium Virus Replication

Carbon Isotopes Cytosine Nucleotides Macromolecular Substances Polynucleotides Tritium Guanosine Triphosphate RNA Nucleotidyltransferases Rifampin