2011
Rational design of an evolutionary precursor of glutaminyl-tRNA synthetase
O’Donoghue P, Sheppard K, Nureki O, Söll D. Rational design of an evolutionary precursor of glutaminyl-tRNA synthetase. Proceedings Of The National Academy Of Sciences Of The United States Of America 2011, 108: 20485-20490. PMID: 22158897, PMCID: PMC3251134, DOI: 10.1073/pnas.1117294108.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAmino Acyl-tRNA SynthetasesBase SequenceCodonEscherichia coliEvolution, MolecularGenetic EngineeringKineticsMethanobacteriaceaeModels, MolecularMolecular ConformationMolecular Sequence DataNucleic Acid ConformationPhylogenyProtein Structure, SecondarySequence Homology, Amino AcidConceptsGlutaminyl-tRNA synthetaseAminoacyl-tRNA synthetasesGenetic code engineeringAmino acidsDomains of lifeMost aminoacyl-tRNA synthetasesGlutamyl-tRNA synthetaseCanonical amino acidsBacterial GlnRSTRNA specificityTRNA pairsParticular codonsEvolutionary precursorBiochemical characterizationStem loopGlnRAdditional codonsCAA codonCodonProtein synthesisCAG codonEscherichia coliSpecific enzymesCatalytic preferenceSynthetase
2008
Characterization and evolutionary history of an archaeal kinase involved in selenocysteinyl-tRNA formation
Sherrer RL, O’Donoghue P, Söll D. Characterization and evolutionary history of an archaeal kinase involved in selenocysteinyl-tRNA formation. Nucleic Acids Research 2008, 36: 1247-1259. PMID: 18174226, PMCID: PMC2275090, DOI: 10.1093/nar/gkm1134.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphatasesAdenosine TriphosphateAmino Acid SequenceArchaeal ProteinsBinding SitesEvolution, MolecularKineticsMethanococcalesModels, MolecularMutationPhosphotransferasesPhylogenyProtein Structure, TertiaryRNA, Transfer, Amino AcylSequence AlignmentSingle-Strand Specific DNA and RNA EndonucleasesSubstrate SpecificityConceptsATPase active sitePhosphate-binding loopInduced fit mechanismRxxxR motifEvolutionary historyWalker BKinase familyPhylogenetic analysisSep-tRNARelated kinasesPSTKBiochemical characterizationSynthase convertsFit mechanismKinaseATPase activityPlasmodium speciesMotifActive siteSerHigh affinityDecreased activityArchaeaSepSecSSer18
2000
Methanococcus jannaschii Prolyl-Cysteinyl-tRNA Synthetase Possesses Overlapping Amino Acid Binding Sites †
Stathopoulos C, Jacquin-Becker C, Becker H, Li T, Ambrogelly A, Longman R, Söll D. Methanococcus jannaschii Prolyl-Cysteinyl-tRNA Synthetase Possesses Overlapping Amino Acid Binding Sites †. Biochemistry 2000, 40: 46-52. PMID: 11141055, DOI: 10.1021/bi002108x.Peer-Reviewed Original ResearchConceptsAmino acidsTRNA synthetaseProtein translation apparatusCysteinyl-tRNA synthetase activityCognate tRNA speciesSite-directed mutagenesisAmino acid activationAbsence of tRNAAmino acid residuesSynthetase activityTranslation apparatusMethanococcus jannaschiiTRNA speciesCysteine activationUnusual enzymeDifferent amino acidsMutant enzymesCysteine bindingProline bindingProlyl-tRNA synthetase activityAcid residuesAminoacyl-tRNAPosition 103Single enzymeA dual-specificity aminoacyl-tRNA synthetase in the deep-rooted eukaryote Giardia lamblia
Bunjun S, Stathopoulos C, Graham D, Min B, Kitabatake M, Wang A, Wang C, Vivarès C, Weiss L, Söll D. A dual-specificity aminoacyl-tRNA synthetase in the deep-rooted eukaryote Giardia lamblia. Proceedings Of The National Academy Of Sciences Of The United States Of America 2000, 97: 12997-13002. PMID: 11078517, PMCID: PMC27167, DOI: 10.1073/pnas.230444397.Peer-Reviewed Original ResearchConceptsCys-tRNAAminoacyl-tRNA synthetaseProlyl-tRNA synthetasePrimitive eukaryote Giardia lambliaPro geneEukaryote Giardia lambliaNumber of archaeaAlanyl-tRNA synthetasesCysteinyl-tRNA synthetaseE. coli tRNACysS genesM. jannaschiiMethanococcus jannaschiiMost organismsGenomic sequencesSaccharomyces cerevisiaeCysteinyl-tRNAGene productsPro-tRNATRNA synthetaseDual specificityMethanobacterium thermoautotrophicumProtein synthesisEscherichia coliAmino acidsAncient Adaptation of the Active Site of Tryptophanyl-tRNA Synthetase for Tryptophan Binding †
Ibba M, Stange-Thomann N, Kitabatake M, Ali K, Söll I, Carter, C, Michael Ibba, and, Söll D. Ancient Adaptation of the Active Site of Tryptophanyl-tRNA Synthetase for Tryptophan Binding †. Biochemistry 2000, 39: 13136-13143. PMID: 11052665, DOI: 10.1021/bi001512t.Peer-Reviewed Original ResearchMeSH KeywordsAcylationAnimalsBacillus subtilisBacterial ProteinsBinding SitesCattleDiphosphatesDNA Mutational AnalysisDNA, BacterialEvolution, MolecularGeobacillus stearothermophilusHumansKineticsMiceMutagenesis, Site-DirectedProtein BindingRabbitsRNA, Transfer, TrpSequence Homology, Amino AcidTryptophanTryptophan-tRNA LigaseTyrosineConceptsAmino acid specificityActive site residuesTyrosyl-tRNA synthetasesTryptophanyl-tRNA synthetaseAncient adaptationAnalogous residuesGlu side chainsTryptophan replacementHomologous positionsSystematic mutationAromatic side chainsTrpRSTryptophan recognitionBacillus stearothermophilusSide chainsTryptophan bindingTyrRSResiduesCommon originCompetitive inhibitorMutationsTrp bindingMechanistic supportCatalytic efficiencyActive site
1999
Transfer RNA identity contributes to transition state stabilization during aminoacyl-tRNA synthesis
Ibba M, Sever S, Praetorius-Ibba M, Söll D. Transfer RNA identity contributes to transition state stabilization during aminoacyl-tRNA synthesis. Nucleic Acids Research 1999, 27: 3631-3637. PMID: 10471730, PMCID: PMC148616, DOI: 10.1093/nar/27.18.3631.Peer-Reviewed Original ResearchSubstrate recognition by class I lysyl-tRNA synthetases: A molecular basis for gene displacement
Ibba M, Losey H, Kawarabayasi Y, Kikuchi H, Bunjun S, Söll D. Substrate recognition by class I lysyl-tRNA synthetases: A molecular basis for gene displacement. Proceedings Of The National Academy Of Sciences Of The United States Of America 1999, 96: 418-423. PMID: 9892648, PMCID: PMC15151, DOI: 10.1073/pnas.96.2.418.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acyl-tRNA SynthetasesBase SequenceBorrelia burgdorferi GroupCloning, MolecularDiphosphatesEscherichia coliEvolution, MolecularGenes, ArchaealGenes, BacterialGenetic Complementation TestKineticsLysine-tRNA LigaseMethanococcusMolecular Sequence DataNucleic Acid ConformationPhylogenyRNA, Transfer, Amino AcylSequence Analysis, DNASubstrate SpecificityTranscription, GeneticConceptsClass II LysRSAminoacyl-tRNA synthetasesLysyl-tRNA synthetasesSubstrate recognitionMolecular basisBacterial class IClass II enzymesSequence-specific recognitionGene displacementTranslational apparatusTRNA recognitionEscherichia coli strainsLysRSLysRSsSame nucleotideSynthetasesDiscriminator baseUnrelated typesLysine activationCertain bacteriaII enzymesColi strainsTRNALysClass IEnzyme
1998
Root-Growth Behavior of the Arabidopsis Mutantrgr1 1
Mullen J, Turk E, Johnson K, Wolverton C, Ishikawa H, Simmons C, Söll D, Evans M. Root-Growth Behavior of the Arabidopsis Mutantrgr1 1. Plant Physiology 1998, 118: 1139-1145. PMID: 9847088, PMCID: PMC34730, DOI: 10.1104/pp.118.4.1139.Peer-Reviewed Original ResearchC‐terminal truncation of yeast SerRS is toxic for Saccharomyces cerevisiae due to altered mechanism of substrate recognition
Lenhard B, Prætorius-Ibba M, Filipic S, Söll D, Weygand-Durasevic I. C‐terminal truncation of yeast SerRS is toxic for Saccharomyces cerevisiae due to altered mechanism of substrate recognition. FEBS Letters 1998, 439: 235-240. PMID: 9845329, DOI: 10.1016/s0014-5793(98)01376-3.Peer-Reviewed Original ResearchGlutamyl-tRNAGln amidotransferase in Deinococcus radiodurans may be confined to asparagine biosynthesis
Curnow A, Tumbula D, Pelaschier J, Min B, Söll D. Glutamyl-tRNAGln amidotransferase in Deinococcus radiodurans may be confined to asparagine biosynthesis. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 12838-12843. PMID: 9789001, PMCID: PMC23620, DOI: 10.1073/pnas.95.22.12838.Peer-Reviewed Original ResearchConceptsDeinococcus radioduransD. radiodurans genomeRadiation-resistant bacterium Deinococcus radioduransBiosynthesis of asparagineGlutaminyl-tRNA synthetaseGlutamyl-tRNA synthetaseBacterium Deinococcus radioduransPresence of AsnRSAsparaginyl-tRNA synthetaseAspartyl-tRNA synthetaseAsn-tRNAAsparagine biosynthesisAsparaginyl-tRNAGenomic sequencesGln-tRNAAsparagine synthetaseBiochemical experimentsTransamidation activityGlutaminyl-tRNAProtein synthesisSingle enzymeSynthetaseRadioduransBiosynthesisGenes
1997
A Euryarchaeal Lysyl-tRNA Synthetase: Resemblance to Class I Synthetases
Ibba M, Morgan S, Curnow A, Pridmore D, Vothknecht U, Gardner W, Lin W, Woese C, Söll D. A Euryarchaeal Lysyl-tRNA Synthetase: Resemblance to Class I Synthetases. Science 1997, 278: 1119-1122. PMID: 9353192, DOI: 10.1126/science.278.5340.1119.Peer-Reviewed Original ResearchConceptsClass I aminoacyl-tRNA synthetaseCrenarchaeote Sulfolobus solfataricusDinucleotide-binding domainAminoacyl-tRNA synthetasesAmino acid motifsAmino acid sequenceAminoacyl-tRNA synthetaseLysyl-tRNA synthetaseClass II synthetasesEuryarchaeal genomesUnassigned functionMethanococcus jannaschiiMethanococcus maripaludisLysRS proteinsReading frameSulfolobus solfataricusAcid motifAcid sequenceSuch organismsMethanobacterium thermoautotrophicumLysRSProteinSynthetasesSynthetaseRNA synthetaseDefining the Active Site of Yeast Seryl-tRNA Synthetase MUTATIONS IN MOTIF 2 LOOP RESIDUES AFFECT tRNA-DEPENDENT AMINO ACID RECOGNITION*
Lenhard B, Filipić S, Landeka I, Škrtić I, Söll D, Weygand-Durašević I. Defining the Active Site of Yeast Seryl-tRNA Synthetase MUTATIONS IN MOTIF 2 LOOP RESIDUES AFFECT tRNA-DEPENDENT AMINO ACID RECOGNITION*. Journal Of Biological Chemistry 1997, 272: 1136-1141. PMID: 8995413, DOI: 10.1074/jbc.272.2.1136.Peer-Reviewed Original ResearchConceptsMotif 2 loopAmino acid recognitionSeryl-tRNA synthetaseClass II aminoacyl-tRNA synthetasesSeryl-tRNA synthetasesYeast seryl-tRNA synthetaseAmino acidsLoss of complementationAminoacyl-tRNA synthetasesActive sitePresence of tRNASteady-state kinetic analysisProkaryotic counterpartsYeast enzymeElevated Km valuesNull allelesConformational changesTRNAAcceptor endSynthetasesGenesATPStructural dataStructural studiesSerine
1996
Interactions between tRNA identity nucleotides and their recognition sites in glutaminyl-tRNA synthetase determine the cognate amino acid affinity of the enzyme.
Ibba M, Hong K, Sherman J, Sever S, Söll D. Interactions between tRNA identity nucleotides and their recognition sites in glutaminyl-tRNA synthetase determine the cognate amino acid affinity of the enzyme. Proceedings Of The National Academy Of Sciences Of The United States Of America 1996, 93: 6953-6958. PMID: 8692925, PMCID: PMC38915, DOI: 10.1073/pnas.93.14.6953.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acyl-tRNA SynthetasesAnimalsBase SequenceBinding SitesCalorimetryCloning, MolecularConsensus SequenceEscherichia coliHumansKineticsModels, StructuralMolecular Sequence DataNucleic Acid ConformationProtein FoldingRecombinant ProteinsRNA, Transfer, GlnSequence Homology, Nucleic AcidConceptsGlutaminyl-tRNA synthetaseAmino acid affinityAmino acid recognitionEscherichia coli glutaminyl-tRNA synthetaseBase pairsIdentity nucleotidesProtein-RNA interactionsDiscriminator baseE. coli tryptophanyl-tRNA synthetaseAminoacyl-tRNA synthetasesSequence-specific interactionsAcid affinityRecognition sitesAbility of tRNATryptophanyl-tRNA synthetaseTRNA specificityNoncognate substratesTranslational fidelityTRNA recognitionBiochemical functionsRNA recognitionCognate tRNATRNAMajor binding siteNoncognate tRNAsTransfer 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 roleGlnTRNAGlnThe C-terminal Extension of Yeast Seryl-tRNA Synthetase Affects Stability of the Enzyme and Its Substrate Affinity (*)
Weygand-Durasevic I, Lenhard B, Filipic S, Söll D. The C-terminal Extension of Yeast Seryl-tRNA Synthetase Affects Stability of the Enzyme and Its Substrate Affinity (*). Journal Of Biological Chemistry 1996, 271: 2455-2461. PMID: 8576207, DOI: 10.1074/jbc.271.5.2455.Peer-Reviewed Original ResearchEscherichia coli Tryptophanyl-tRNA Synthetase Mutants Selected for Tryptophan Auxotrophy Implicate the Dimer Interface in Optimizing Amino Acid Binding †
Sever S, Rogers K, Rogers M, Carter C, Söll D. Escherichia coli Tryptophanyl-tRNA Synthetase Mutants Selected for Tryptophan Auxotrophy Implicate the Dimer Interface in Optimizing Amino Acid Binding †. Biochemistry 1996, 35: 32-40. PMID: 8555191, DOI: 10.1021/bi952103d.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceBacillus subtilisBase SequenceBinding SitesCloning, MolecularDNA PrimersEscherichia coliGenes, BacterialGeobacillus stearothermophilusHaemophilus influenzaeKineticsMacromolecular SubstancesModels, MolecularMolecular Sequence DataPolymerase Chain ReactionProtein FoldingProtein Structure, SecondaryRecombinant ProteinsRestriction MappingSequence Homology, Amino AcidTryptophanTryptophan-tRNA LigaseConceptsTryptophanyl-tRNA synthetaseDimer interfaceClass I aminoacyl-tRNA synthetasesAminoacyl-tRNA synthetasesAmino acid bindingAmino acid activationActive siteSteady-state kinetic analysisSynthetase mutantsRossmann foldApparent KmKMSKS loopTrp lociProtein structureTrpR proteinTryptophan auxotrophDimeric enzymeAuxotrophic strainsBacillus stearothermophilusAcid bindingEscherichia coliOptimal catalysisAminoacyl adenylatesMutantsMutations
1994
Identity switches between tRNAs aminoacylated by class I glutaminyl- and class II aspartyl-tRNA synthetases.
Frugier M, Söll D, Giegé R, Florentz C. Identity switches between tRNAs aminoacylated by class I glutaminyl- and class II aspartyl-tRNA synthetases. Biochemistry 1994, 33: 9912-21. PMID: 8060999, DOI: 10.1021/bi00199a013.Peer-Reviewed Original ResearchConceptsAminoacyl-tRNA synthetasesIdentity nucleotidesHigh-resolution X-ray structuresAminoacyl-tRNA synthetase complexGlutaminyl-tRNA synthetaseAspartyl-tRNA synthetasesAspartyl-tRNA synthetaseGlutamine identityCognate tRNATRNA structureTRNA moleculesTRNAAminoacylation specificitySynthetase complexSpecific aminoacylationConformational changesSynthetasesEscherichia coliYeastSynthetaseNucleotidesE. coliX-ray structureComplex formationColiConnecting Anticodon Recognition with the Active Site of Escherichia coli Glutaminyl-tRNA Synthetase
Weygand-Duraševic I, Rogers M, Söll D. Connecting Anticodon Recognition with the Active Site of Escherichia coli Glutaminyl-tRNA Synthetase. Journal Of Molecular Biology 1994, 240: 111-118. PMID: 8027995, DOI: 10.1006/jmbi.1994.1425.Peer-Reviewed Original ResearchConceptsGlutaminyl-tRNA synthetaseAnticodon recognitionMutant enzymesEscherichia coli glutaminyl-tRNA synthetaseOpal suppressor tRNASpecificity constantMutant gene productsWild-type enzymeAmino acid loopExtensive conformational changesActive siteNumber of mutationsSuppressor tRNAGene productsGlnRPathways of communicationSaturation mutagenesisTRNAAcceptor stemAcid loopGenetic selectionConformational changesAnticodonPoor substrateAminoacylation
1993
Discrimination among tRNAs intermediate in glutamate and glutamine acceptor identity.
Rogers K, Söll D. Discrimination among tRNAs intermediate in glutamate and glutamine acceptor identity. Biochemistry 1993, 32: 14210-9. PMID: 7505112, DOI: 10.1021/bi00214a021.Peer-Reviewed Original ResearchAmino Acyl-tRNA SynthetasesAnticodonBase SequenceBiological EvolutionEscherichia coliGlutamate-tRNA LigaseHydrogen BondingKineticsMolecular Sequence DataNucleic Acid ConformationRNA, BacterialRNA, Transfer, GlnRNA, Transfer, GluStructure-Activity RelationshipSubstrate SpecificityTransfer RNA AminoacylationA 2-thiouridine derivative in tRNAGlu is a positive determinant for aminoacylation by Escherichia coli glutamyl-tRNA synthetase.
Sylvers L, Rogers K, Shimizu M, Ohtsuka E, Söll D. A 2-thiouridine derivative in tRNAGlu is a positive determinant for aminoacylation by Escherichia coli glutamyl-tRNA synthetase. Biochemistry 1993, 32: 3836-41. PMID: 8385989, DOI: 10.1021/bi00066a002.Peer-Reviewed Original Research