1979
Regulation of the biosynthesis of aminoacyl-transfer ribonucleic acid synthetases and of transfer ribonucleic acid in Escherichia coli. VI. Mutants with increased levels of glutaminyl-transfer ribonucleic acid synthetase and of glutamine transfer ribonucleic acid
Cheung A, Morgan S, Low K, Söll D. Regulation of the biosynthesis of aminoacyl-transfer ribonucleic acid synthetases and of transfer ribonucleic acid in Escherichia coli. VI. Mutants with increased levels of glutaminyl-transfer ribonucleic acid synthetase and of glutamine transfer ribonucleic acid. Journal Of Bacteriology 1979, 139: 176-184. PMID: 378954, PMCID: PMC216843, DOI: 10.1128/jb.139.1.176-184.1979.Peer-Reviewed Original ResearchConceptsTransfer ribonucleic acidAminoacyl-transfer ribonucleic acid synthetasesE. coli mapGlutaminyl-tRNA synthetaseRibonucleic acidTRNA-GlnStructural geneGenetic lociEscherichia coli strainsSpontaneous revertantsEscherichia coliParental strainThermolabile enzymeInteresting strainsColi strainsSynthetaseLociRevertantsEnzymeGlnMin 24GlnRStrainsTRNAMutants
1977
Suppression of a defective alanyl-tRNA synthetase in Escherichia coli: A compensatory mutation to high alanine affinity
Theall G, Low K, Söll D. Suppression of a defective alanyl-tRNA synthetase in Escherichia coli: A compensatory mutation to high alanine affinity. Molecular Genetics And Genomics 1977, 156: 221-227. PMID: 340903, DOI: 10.1007/bf00283495.Peer-Reviewed Original ResearchConceptsTemperature-resistant revertantsAlanyl-tRNA synthetaseResistant revertantsE. coli mapWild-type enzymeRibosomal proteinsStructural geneGene mapsSynthetase mutantsMutant enzymesParental enzymeCompensatory mutationsTemperature-sensitive characterEscherichia coliAdditional mutationsEnzymeRevertantsSynthetaseMutationsKm valuesAlanineRecAMutantsGenesAffinity