title: Duplication of the structural gene for glycyl-transfer RNA synthetase in Escherichia coli.
mesh_terms: D002247:Carbon Isotopes; D004926:Escherichia coli; D004952:Esters; D005796:Genes; D005998:Glycine; D008025:Ligases; D009154:Mutation; D010641:Phenotype; D012343:RNA, Transfer; D014161:Transduction, Genetic
chemical_list: D002247:Carbon Isotopes; D004952:Esters; D012343:RNA, Transfer; D008025:Ligases; D005998:Glycine