title: rel-dependent methionine requirement in revertants of a methionyl-transfer RNA synthetase mutant of Escherichia coli.
mesh_terms: D000604:Amino Acyl-tRNA Synthetases / Q000378:metabolism*; D004926:Escherichia coli / Q000378:metabolism*; D005809:Genes, Regulator; D008715:Methionine / Q000096:biosynthesis*; D008718:Methionine-tRNA Ligase / Q000378:metabolism*; D009154:Mutation; D010641:Phenotype
chemical_list: D008715:Methionine; D000604:Amino Acyl-tRNA Synthetases; D008718:Methionine-tRNA Ligase