title: On the fidelity of transcription by Escherichia coli RNA polymerase.
mesh_terms: D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D004926:Escherichia coli / Q000201:enzymology* / Q000235:genetics; D006157:Guanosine Monophosphate / Q000378:metabolism; D009154:Mutation; D014158:Transcription, Genetic
chemical_list: D006157:Guanosine Monophosphate; D012321:DNA-Directed RNA Polymerases