2010
Structure of an archaeal non-discriminating glutamyl-tRNA synthetase: a missing link in the evolution of Gln-tRNAGln formation
Nureki O, O’Donoghue P, Watanabe N, Ohmori A, Oshikane H, Araiso Y, Sheppard K, Söll D, Ishitani R. Structure of an archaeal non-discriminating glutamyl-tRNA synthetase: a missing link in the evolution of Gln-tRNAGln formation. Nucleic Acids Research 2010, 38: 7286-7297. PMID: 20601684, PMCID: PMC2978374, DOI: 10.1093/nar/gkq605.Peer-Reviewed Original ResearchConceptsNon-discriminating glutamyl-tRNA synthetaseGlutamyl-tRNA synthetaseND-GluRSEscherichia coli GlnRSFormation of GlnCognate tRNA moleculesGlutaminyl-tRNA synthetaseAnticodon-binding domainEvolutionary predecessorPhylogenetic analysisGenetic codeMolecular basisTRNA moleculesRecognition pocketGlnRGenetic encodingAmino acidsSpecific ligationStructural determinantsKey eventsSynthetaseGluPromiscuous recognitionGluRGln
2001
A dual‐specific Glu‐tRNAGln and Asp‐tRNAAsn amidotransferase is involved in decoding glutamine and asparagine codons in Acidithiobacillus ferrooxidans
Salazar J, Zúñiga R, Raczniak G, Becker H, Söll D, Orellana O. A dual‐specific Glu‐tRNAGln and Asp‐tRNAAsn amidotransferase is involved in decoding glutamine and asparagine codons in Acidithiobacillus ferrooxidans. FEBS Letters 2001, 500: 129-131. PMID: 11445070, DOI: 10.1016/s0014-5793(01)02600-x.Peer-Reviewed Original ResearchConceptsOperon-like structureGlutaminyl-tRNA synthetaseGlutamyl-tRNA synthetaseA. ferrooxidansAsparaginyl-tRNA synthetaseTransamidation pathwayGat genesGlu-tRNAGlnBioleaching of mineralsAsn-tRNAAcidithiobacillus ferrooxidansGln-tRNAAsparagine codonsSynthetase enzymeBacillus subtilisAcidophilic bacteriumEscherichia coliBiochemical analysisAmidotransferaseSynthetaseGenes
1998
Major Identity Element of Glutamine tRNAs from Bacillus subtilis and Escherichia coli in the Reaction with B. subtilis Glutamyl-tRNA Synthetase
Kim S, Söll D. Major Identity Element of Glutamine tRNAs from Bacillus subtilis and Escherichia coli in the Reaction with B. subtilis Glutamyl-tRNA Synthetase. Molecules And Cells 1998, 8: 459-465. PMID: 9749534, DOI: 10.1016/s1016-8478(23)13451-0.Peer-Reviewed Original Research
1997
Glu-tRNAGln amidotransferase: A novel heterotrimeric enzyme required for correct decoding of glutamine codons during translation
Curnow A, Hong K, Yuan R, Kim S, Martins O, Winkler W, Henkin T, Söll D. Glu-tRNAGln amidotransferase: A novel heterotrimeric enzyme required for correct decoding of glutamine codons during translation. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 11819-11826. PMID: 9342321, PMCID: PMC23611, DOI: 10.1073/pnas.94.22.11819.Peer-Reviewed Original ResearchConceptsTranscriptional unitsGln-tRNAGlnGram-positive eubacteriaHeterotrimeric enzymeGlu-tRNAGlnTranslational apparatusHeterotrimeric proteinGlutamine codonB. subtilisAmidotransferaseSynthetase activityOnly pathwayEnzymeGlutamylEssential componentArchaeaTransamidationEubacteriaOperonCyanobacteriaGATCOrganellesCodonGenesGATAGlutaminyl-tRNA synthetase.
Freist W, Gauss D, Ibba M, Söll D. Glutaminyl-tRNA synthetase. Biological Chemistry 1997, 378: 1103-17. PMID: 9372179.Peer-Reviewed Original ResearchConceptsE. coli GlnRSGlutaminyl-tRNA synthetaseGlutamyl-tRNA synthetaseMammalian enzymeCommon ancestorPositive eubacteriaCognate tRNAMultienzyme complexTRNA moleculesGlnRArtificial mutantsAcceptor stemAnticodon loopMolecular massAmino acidsCatalytic siteEnzymeSynthetaseEubacteriaArchaebacteriaTRNAMutantsOrganellesAncestorComplexes
1996
tRNA-dependent asparagine formation
Curnow A, Ibba M, Söll D. tRNA-dependent asparagine formation. Nature 1996, 382: 589-590. PMID: 8757127, DOI: 10.1038/382589b0.Peer-Reviewed Original ResearchTransfer RNA‐dependent cognate amino acid recognition by an aminoacyl‐tRNA synthetase.
Hong K, Ibba M, Weygand‐Durasevic I, Rogers M, Thomann H, Söll D. Transfer RNA‐dependent cognate amino acid recognition by an aminoacyl‐tRNA synthetase. The EMBO Journal 1996, 15: 1983-1991. PMID: 8617245, PMCID: PMC450117, DOI: 10.1002/j.1460-2075.1996.tb00549.x.Peer-Reviewed Original ResearchConceptsAmino acid recognitionEscherichia coli glutaminyl-tRNA synthetaseAccuracy of aminoacylationProtein-RNA interactionsRole of tRNAGlutaminyl-tRNA synthetaseAmino acid affinityCharacterization of mutantsAminoacyl-tRNA synthetaseAmino acid activationSpecific interactionsSubstrate recognitionEnzyme active siteGlnRActive siteAcceptor stemTRNAAminoacylationAcid affinityPosition 235TerminusSynthetaseObserved roleGlnTRNAGln
1995
Divergence of glutamate and glutamine aminoacylation pathways: Providing the evolutionary rationale for mischarging
Rogers K, Söll D. Divergence of glutamate and glutamine aminoacylation pathways: Providing the evolutionary rationale for mischarging. Journal Of Molecular Evolution 1995, 40: 476-481. PMID: 7783222, DOI: 10.1007/bf00166615.Peer-Reviewed Original ResearchConceptsGlutaminyl-tRNA synthetaseGlutamine tRNAEukaryotic organismsProkaryotic organismsGln-tRNAGlnHorizontal gene transfer eventsGene transfer eventsGlutaminyl-tRNA synthetasesGram-negative eubacteriaGlutamyl-tRNA synthetaseAminoacyl-tRNA synthetasesAminoacyl-tRNA synthetaseFamily of enzymesEukaryotic organellesPool of glutamateAminoacyl-tRNATRNADifferent cellular mechanismsEvolutionary rationaleProtein synthesisOrganismsAmino acidsTransfer eventsCellular mechanismsSynthetase
1992
Switching tRNA(Gln) identity from glutamine to tryptophan.
Rogers M, Adachi T, Inokuchi H, Söll D. Switching tRNA(Gln) identity from glutamine to tryptophan. Proceedings Of The National Academy Of Sciences Of The United States Of America 1992, 89: 3463-3467. PMID: 1565639, PMCID: PMC48888, DOI: 10.1073/pnas.89.8.3463.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acyl-tRNA SynthetasesAnticodonBase SequenceBeta-GalactosidaseCloning, MolecularEscherichia coliGenes, BacterialGenes, SuppressorGenes, SyntheticGlutamineMolecular Sequence DataMutagenesis, Site-DirectedNucleic Acid ConformationRNA, Transfer, GlnSuppression, GeneticTetrahydrofolate DehydrogenaseTryptophanConceptsOpal suppressorEscherichia coli glutaminyl-tRNA synthetaseAccuracy of aminoacylationGlutaminyl-tRNA synthetaseN-terminal sequence analysisEfficient suppressorYeast mitochondriaRespective tRNAsUCA anticodonAmber suppressorFol geneUGA codonUGA mutationsSequence analysisAlanine insertionAnticodonGenetic selectionBase pairsBase substitutionsSuppressorTRNATrpRSDihydrofolate reductasePosition 35Mutations
1990
Purification and functional characterization of the Glu-tRNA(Gln) amidotransferase from Chlamydomonas reinhardtii.
Jahn D, Kim Y, Ishino Y, Chen M, Söll D. Purification and functional characterization of the Glu-tRNA(Gln) amidotransferase from Chlamydomonas reinhardtii. Journal Of Biological Chemistry 1990, 265: 8059-8064. PMID: 1970821, DOI: 10.1016/s0021-9258(19)39038-6.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAmmoniaAsparagineAzo CompoundsBinding SitesChlamydomonasElectrophoresis, Polyacrylamide GelEnzyme ActivationGlutamatesGlutamic AcidGlutamineMagnesiumMolecular WeightNitrogenous Group TransferasesNorleucinePhosphorylationProtein DenaturationRNA, Transfer, Amino AcylSpectrophotometrySubstrate SpecificityTransferasesConceptsChlamydomonas reinhardtiiGlutamyl-tRNA synthetaseGlycerol gradient sedimentationSodium dodecyl sulfate-polyacrylamide gelsDodecyl sulfate-polyacrylamide gelsAmide donorSulfate-polyacrylamide gelsGlutamine-dependent reactionGlutamine amidotransferasesPresence of ATPGreen algaeSpecific amidotransferaseFunctional characterizationGlutaminyl-tRNAAmidotransferaseLow glutaminase activityApparent MrGradient sedimentationAlpha 2 structureReinhardtiiEnzymeATPGlutaminase activityStable complexesAmmonia-dependent reaction
1989
Structural Basis for Misaminoacylation by Mutant E. coli Glutaminyl-tRNA Synthetase Enzymes
Perona J, Swanson R, Rould M, Steitz T, Söll D. Structural Basis for Misaminoacylation by Mutant E. coli Glutaminyl-tRNA Synthetase Enzymes. Science 1989, 246: 1152-1154. PMID: 2686030, DOI: 10.1126/science.2686030.Peer-Reviewed Original Research
1988
Discrimination between glutaminyl-tRNA synthetase and seryl-tRNA synthetase involves nucleotides in the acceptor helix of tRNA.
Rogers M, Söll D. Discrimination between glutaminyl-tRNA synthetase and seryl-tRNA synthetase involves nucleotides in the acceptor helix of tRNA. Proceedings Of The National Academy Of Sciences Of The United States Of America 1988, 85: 6627-6631. PMID: 3045821, PMCID: PMC282030, DOI: 10.1073/pnas.85.18.6627.Peer-Reviewed Original ResearchMisaminoacylation and transamidation are required for protein biosynthesis in lactobacillus bulgaricus
Schön A, Hottinger H, Söll D. Misaminoacylation and transamidation are required for protein biosynthesis in lactobacillus bulgaricus. Biochimie 1988, 70: 391-394. PMID: 3139057, DOI: 10.1016/0300-9084(88)90212-x.Peer-Reviewed Original Research
1984
Misaminoacylation by glutaminyl-tRNA synthetase: relaxed specificity in wild-type and mutant enzymes.
Hoben P, Uemura H, Yamao F, Cheung A, Swanson R, Sumner-Smith M, Söll D. Misaminoacylation by glutaminyl-tRNA synthetase: relaxed specificity in wild-type and mutant enzymes. The FASEB Journal 1984, 43: 2972-6. PMID: 6389180.Peer-Reviewed Original ResearchConceptsGlutaminyl-tRNA synthetaseMutant enzymesWild-type GlnRSAmino-terminal halfAmino acid sequenceAmino acid changesStructural gene mutationsTranslational controlTRNA speciesRelaxed specificityGene sequencesAcid sequenceGlnRRegulation mechanismAcid changesMonomeric polypeptideAmino acidsEnzymeTRNATyrSynthetaseMutationsGene mutationsGlutamineSequenceMisaminoacylation
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
1976
Proceedings: Studies of the complex between transfer RNA'S with complementary anticodons: origins of enhanced affinity between complementary triplets.
Grosjean H, Söll D, Crothers D. Proceedings: Studies of the complex between transfer RNA'S with complementary anticodons: origins of enhanced affinity between complementary triplets. Archives Of Physiology And Biochemistry 1976, 84: 163-4. PMID: 60940.Peer-Reviewed Original Research
1974
Isolation and Partial Characterization of a Temperature-Sensitive Escherichia coli Mutant with Altered Glutaminyl-Transfer Ribonucleic Acid Synthetase
Körner A, Magee B, Liska B, Low K, Adelberg E, Söll D. Isolation and Partial Characterization of a Temperature-Sensitive Escherichia coli Mutant with Altered Glutaminyl-Transfer Ribonucleic Acid Synthetase. Journal Of Bacteriology 1974, 120: 154-158. PMID: 4153616, PMCID: PMC245744, DOI: 10.1128/jb.120.1.154-158.1974.Peer-Reviewed Original ResearchInvolvement of the anticodon region of Escherichia coli tRNAGln and tRNAGlu in the specific interaction with cognate aminoacyl-tRNA synthetase Alteration of the 2-thiouridine derivatives located in the anticodon of the tRNAs by BrCN or sulfur deprivation
Seno T, Agris P, Söll D. Involvement of the anticodon region of Escherichia coli tRNAGln and tRNAGlu in the specific interaction with cognate aminoacyl-tRNA synthetase Alteration of the 2-thiouridine derivatives located in the anticodon of the tRNAs by BrCN or sulfur deprivation. Biochimica Et Biophysica Acta 1974, 349: 328-338. PMID: 4366808, DOI: 10.1016/0005-2787(74)90120-8.Peer-Reviewed Original ResearchAdenosine TriphosphateAmino Acyl-tRNA SynthetasesCarbon RadioisotopesChromatography, Ion ExchangeCyanogen BromideDiphosphatesEscherichia coliGlutamatesGlutamineKineticsPhosphorus RadioisotopesProtein BiosynthesisRNA, BacterialRNA, TransferSpectrophotometry, UltravioletThiouridineTransfer RNA Aminoacylation