ppGpp formation in Escherichia coli treated with rifampicin.

Amino Acyl-tRNA Synthetases/antagonists & inhibitors Bacterial Proteins/biosynthesis Carbon Isotopes Chromatography, Thin Layer Depression, Chemical Escherichia coli/drug effects,growth & development,metabolism Genetics, Microbial Guanine Nucleotides/biosynthesis Kinetics Leucine/metabolism Mathematics Metabolism/drug effects Mutation Phosphates/metabolism Phosphorus Isotopes RNA/biosynthesis RNA, Transfer Rifampin/pharmacology Temperature Transfer RNA Aminoacylation Valine/pharmacology

Bacterial Proteins Carbon Isotopes Guanine Nucleotides Phosphates Phosphorus Isotopes RNA RNA, Transfer Amino Acyl-tRNA Synthetases Leucine Valine Rifampin