2012
The Mechanism of Pre-transfer Editing in Yeast Mitochondrial Threonyl-tRNA Synthetase*
Ling J, Peterson KM, Simonović I, Söll D, Simonović M. The Mechanism of Pre-transfer Editing in Yeast Mitochondrial Threonyl-tRNA Synthetase*. Journal Of Biological Chemistry 2012, 287: 28518-28525. PMID: 22773845, PMCID: PMC3436575, DOI: 10.1074/jbc.m112.372920.Peer-Reviewed Original ResearchConceptsPre-transfer editingThreonyl-tRNA synthetaseHydrolytic water moleculeFundamental biological processesNormal cellular functionAminoacyl-tRNA synthetasesPost-transfer editingPost-transfer editing activityTranslational fidelityAminoacylation siteCellular functionsAminoacylation active siteBiological processesMST1Conformational changesEditing activitySeryl adenylateAmino acidsSpecialized domainsEditingSerineSites 100SynthetaseActive siteAdenylate
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 tRNAs