1987
Cloning and characterization of the gene coding for cytoplasmic seryl-tRNA synthetase from Saccharomyces cerevisiae
Weygand-Durasevic I, johnson-Burke D, Söll D. Cloning and characterization of the gene coding for cytoplasmic seryl-tRNA synthetase from Saccharomyces cerevisiae. Nucleic Acids Research 1987, 15: 1887-1904. PMID: 3031581, PMCID: PMC340606, DOI: 10.1093/nar/15.5.1887.Peer-Reviewed Original ResearchConceptsSeryl-tRNA synthetaseSingle open reading frameAbundant yeast proteinsGenomic Southern blotsNuclease S1 analysisOpen reading frameTranslation initiation codonAmino acid sequenceKb SalI fragmentNucleotide sequence analysisAT-rich sequencesYeast proteinsStructural geneCodon usageS1 analysisTATA boxInitiation codonReading frameSer geneSalI fragmentAcid sequenceExpression librarySequence analysisRich sequencesSouthern blot
1985
[8] Glutaminyl-tRNA synthetase of Escherichia coli
Hoben P, Söll D. [8] Glutaminyl-tRNA synthetase of Escherichia coli. Methods In Enzymology 1985, 113: 55-59. PMID: 3911010, DOI: 10.1016/s0076-6879(85)13011-9.Peer-Reviewed Original ResearchConceptsGlutaminyl-tRNA synthetaseStructural geneSpecific aminoacyl-tRNA synthetaseE. coli chromosomeAmino acidsCognate amino acidTemperature-sensitive phenotypeGlutamyl-tRNA synthetaseAminoacyl-tRNA synthetaseColi chromosomeGln-tRNAGlnDNA fragmentsProtein synthesisEscherichia coliThermolabile enzymeCellular levelGenesGln mutationSynthetaseGlnRE. coliSeparate enzymesMultistep processNegative bacteriaEnzymeTwo control systems modulate the level of glutaminyl-tRNA synthetase in Escherichia coli
Cheung A, Watson L, Söll D. Two control systems modulate the level of glutaminyl-tRNA synthetase in Escherichia coli. Journal Of Bacteriology 1985, 161: 212-218. PMID: 2578447, PMCID: PMC214858, DOI: 10.1128/jb.161.1.212-218.1985.Peer-Reviewed Original ResearchConceptsGlutaminyl-tRNA synthetaseEscherichia coli glutaminyl-tRNA synthetaseBeta-galactosidase structural genePost-transcriptional regulationStructural geneTranscriptional controlRegulatory mutationsTranslational levelGln-10Metabolic regulationEscherichia coliSynthetaseVivo expressionTranscriptionGrowth conditionsRegulationMRNA levelsRegulatory studiesSynthetase levelsMutationsGlnGrowth rateGenesPromoterColi
1982
Escherichia coli glutaminyl-tRNA synthetase. II. Characterization of the glnS gene product.
Hoben P, Royal N, Cheung A, Yamao F, Biemann K, Söll D. Escherichia coli glutaminyl-tRNA synthetase. II. Characterization of the glnS gene product. Journal Of Biological Chemistry 1982, 257: 11644-11650. PMID: 6749844, DOI: 10.1016/s0021-9258(18)33811-0.Peer-Reviewed Original ResearchConceptsGlutaminyl-tRNA synthetasePrimary sequenceDNA sequencesAminoacyl-tRNA synthetasesManual Edman degradationExtensive sequence repeatsCarboxypeptidase B digestionEscherichia coli K12NH2-terminal sequenceSequence repeatsStructural geneGene productsCarboxyl terminusSequence homologyHomologous regionsTwo-column procedureEdman degradationColi K12B digestionSynthetaseSynthetasesTheoretical peptidesSequencePosition 550Enzyme
1979
Regulation of biosynthesis of aminoacyl-transfer RNA synthetases and of transfer-RNA in Escherichia coli.
Morgan S, Larossa R, Cheung A, Low B, Söll D. Regulation of biosynthesis of aminoacyl-transfer RNA synthetases and of transfer-RNA in Escherichia coli. Biological Research 1979, 12: 415-26. PMID: 45219.Peer-Reviewed Original ResearchConceptsGlutaminyl-tRNA synthetaseLeucyl-tRNA synthetaseGlnR mutantRegulation of biosynthesisClasses of mutantsTemperature-resistant revertantsOperator-promoter regionAminoacyl-transfer RNA synthetasesStructural geneLeu genesRegulatory mutantsThermolabile leucyl-tRNA synthetaseMutantsResistant revertantsFormation of glutamineGlutamine synthetaseE. coli strainsEscherichia coliRNA synthetasesGenesSynthetaseElevated levelsRevertantsColi strainsGlnTRegulation 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 24GlnRStrainsTRNAMutantsRegulation of the biosynthesis of aminoacyl-transfer ribonucleic acid synthetases and of transfer ribonucleic acid in Escherichia coli. V. Mutants with increased levels of valyl-transfer ribonucleic acid synthetase
Baer M, Low K, Söll D. Regulation of the biosynthesis of aminoacyl-transfer ribonucleic acid synthetases and of transfer ribonucleic acid in Escherichia coli. V. Mutants with increased levels of valyl-transfer ribonucleic acid synthetase. Journal Of Bacteriology 1979, 139: 165-175. PMID: 378953, PMCID: PMC216842, DOI: 10.1128/jb.139.1.165-175.1979.Peer-Reviewed Original ResearchConceptsValyl-tRNA synthetaseAminoacyl-transfer ribonucleic acid synthetasesTransfer ribonucleic acidStructural geneProtein degradationEnzyme overproductionGenetic lociEscherichia coli strainsSpontaneous revertantsEscherichia coliThermolabile enzymeEnzyme synthesisSynthetaseNew enzyme synthesisColi strainsRibonucleic acidRevertantsTurnover rateSynthetasesMutantsBiosynthesisGenesLociColiEnzyme
1977
Regulation of biosynthesis of aminoacyl-tRNA synthetases and of tRNA in Escherichia coli II. Isolation of regulatory mutants affecting leucyl-tRNA synthetase levels
LaRossa R, Vögeli G, Low K, Söll D. Regulation of biosynthesis of aminoacyl-tRNA synthetases and of tRNA in Escherichia coli II. Isolation of regulatory mutants affecting leucyl-tRNA synthetase levels. Journal Of Molecular Biology 1977, 117: 1033-1048. PMID: 342703, DOI: 10.1016/s0022-2836(77)80011-9.Peer-Reviewed Original ResearchConceptsLeucyl-tRNA synthetaseThermolabile leucyl-tRNA synthetaseRegulation of biosynthesisDistinct genetic lociAminoacyl-tRNA synthetasesEscherichia coli IIOperator-promoter regionStructural geneRegulatory mutantsGenetic lociEscherichia coli strainsSuch revertantsSpontaneous revertantsThermolabile enzymeLociSynthetaseColi strainsRevertantsSynthetase levelsLeuTRNAMutantsSynthetasesLeuXBiosynthesisSuppression 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