2009
The Human SepSecS-tRNASec Complex Reveals the Mechanism of Selenocysteine Formation
Palioura S, Sherrer RL, Steitz TA, Söll D, Simonović M. The Human SepSecS-tRNASec Complex Reveals the Mechanism of Selenocysteine Formation. Science 2009, 325: 321-325. PMID: 19608919, PMCID: PMC2857584, DOI: 10.1126/science.1173755.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acyl-tRNA SynthetasesBase SequenceBiocatalysisCatalytic DomainCrystallography, X-RayHumansHydrogen BondingModels, MolecularMolecular Sequence DataNucleic Acid ConformationPhosphatesPhosphoserineProtein ConformationProtein MultimerizationProtein Structure, SecondaryRNA, Transfer, Amino Acid-SpecificRNA, Transfer, Amino AcylSelenocysteineConceptsTransfer RNASelenocysteine formationSelenocysteinyl-tRNA synthaseCognate transfer RNAEnzyme active siteTRNA bindingActive siteConformational changesEnzyme assaysAmino acidsFree phosphoserinePhosphoserineSepSecSFinal stepSelenocysteineBiosynthesisComplexesRNAMechanismBindsCrystal structureSynthaseBindingFormationAssays
1997
Glutaminyl-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
1985
Functional analysis of fractionated Drosophila Kc cell tRNA gene transcription components.
Burke D, Söll D. Functional analysis of fractionated Drosophila Kc cell tRNA gene transcription components. Journal Of Biological Chemistry 1985, 260: 816-823. PMID: 3844013, DOI: 10.1016/s0021-9258(20)71171-3.Peer-Reviewed Original ResearchConceptsTranscription componentsTRNA genesDrosophila Kc cell extractFunctional analysisActive transcription complexesHuman HeLa cellsFactor BDrosophila systemTranscription initiationStable complex formationTranscription complexC associatesLarge complexesReconstitution experimentsCell extractsHeLa cellsCell factorFactor C.Factor CGenesStable complexesComplex formationPartial purificationComplexesDNA
1972
Glutamyl Transfer Ribonucleic Acid Synthetase of Escherichia coli II. INTERACTION WITH INTACT GLUTAMYL TRANSFER RIBONUCLEIC ACID
Lapointe J, Söll D. Glutamyl Transfer Ribonucleic Acid Synthetase of Escherichia coli II. INTERACTION WITH INTACT GLUTAMYL TRANSFER RIBONUCLEIC ACID. Journal Of Biological Chemistry 1972, 247: 4975-4981. PMID: 4341532, DOI: 10.1016/s0021-9258(19)44926-0.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAmino Acyl-tRNA SynthetasesCarbon IsotopesCatalysisCentrifugation, Density GradientDiphosphatesDrug StabilityEscherichia coliGlutamatesHot TemperatureHydrogen-Ion ConcentrationKineticsLeucineMagnesiumPhosphorus IsotopesProtein BindingRNA, TransferSpectrometry, FluorescenceValineConceptsGlutamyl-transfer ribonucleic acid synthetaseEscherichia coli IITransfer ribonucleic acidTRNA-GluTRNA-ValTRNA-LeuCognate tRNABiological specificityRibonucleic acidPure enzymeEnzymeSimilar Km valuesComplex formationGradient centrifugationSynthetaseKm valuesFluorescence-quenching studiesTRNAIsoacceptorsComplexesFluorescence quenching studiesHeat inactivationInactivationLeuGlu
1970
The Interaction of Seryl and of Leucyl Transfer Ribonucleic Acid Synthetases with Their Cognate Transfer Ribonucleic Acids
Knowles J, Katze J, Konigsberg W, Söll D. The Interaction of Seryl and of Leucyl Transfer Ribonucleic Acid Synthetases with Their Cognate Transfer Ribonucleic Acids. Journal Of Biological Chemistry 1970, 245: 1407-1415. PMID: 4910800, DOI: 10.1016/s0021-9258(18)63251-x.Peer-Reviewed Original ResearchConceptsSeryl-tRNA synthetaseTransfer ribonucleic acidComplex formationTransfer RNA speciesLeucyl-tRNA synthetaseRibonucleic acidRNA speciesCognate tRNAEscherichia coliSynthetaseDensity gradient centrifugationTRNAStable complexesHigh saltGradient centrifugationSpeciesGel filtrationComplexesSerylColiATPEnzymeAcidSerFormation