2023
Mistranslation of the genetic code by a new family of bacterial transfer RNAs
Schuntermann D, Fischer J, Bile J, Gaier S, Shelley B, Awawdeh A, Jahn M, Hoffman K, Westhof E, Söll D, Clarke C, Vargas-Rodriguez O. Mistranslation of the genetic code by a new family of bacterial transfer RNAs. Journal Of Biological Chemistry 2023, 299: 104852. PMID: 37224963, PMCID: PMC10404621, DOI: 10.1016/j.jbc.2023.104852.Peer-Reviewed Original ResearchConceptsTransfer RNAsAmino acidsBacterial transfer RNAsUnfavorable environmental conditionsProlyl-tRNA synthetaseWrong amino acidPoor substrate specificitySubstrate discriminationGrowth defectTransfer RNAGenetic codePosttranslational modificationsProtein reporterTranslation factorsEnvironmental stressFunctional proteinsSubstrate specificityThreonine codonGenetic informationDistinct isoformsPro mutationAntibiotic carbenicillinEscherichia coliNovel familyEnvironmental conditions
2022
Measuring the tolerance of the genetic code to altered codon size
DeBenedictis EA, Söll D, Esvelt KM. Measuring the tolerance of the genetic code to altered codon size. ELife 2022, 11: e76941. PMID: 35293861, PMCID: PMC9094753, DOI: 10.7554/elife.76941.Peer-Reviewed Original ResearchConceptsFour-base codonsGenetic codeTRNA mutationsAminoacyl-tRNA synthetasesQuadruplet codonsSingle amino acidCodon translationTriplet codonsTRNA synthetasesSynthetic biologistsCodonTRNAAmino acidsChemical alphabetsMutationsMass spectrometrySynthetasesAnticodonToleranceSynthetic systemsBiologistsTranslationEscherichiaNascent
2012
Yeast mitochondrial threonyl-tRNA synthetase recognizes tRNA isoacceptors by distinct mechanisms and promotes CUN codon reassignment
Ling J, Peterson KM, Simonović I, Cho C, Söll D, Simonović M. Yeast mitochondrial threonyl-tRNA synthetase recognizes tRNA isoacceptors by distinct mechanisms and promotes CUN codon reassignment. Proceedings Of The National Academy Of Sciences Of The United States Of America 2012, 109: 3281-3286. PMID: 22343532, PMCID: PMC3295322, DOI: 10.1073/pnas.1200109109.Peer-Reviewed Original ResearchMeSH KeywordsAeropyrumAmino Acid SequenceAnticodonCatalytic DomainCodonCrystallography, X-RayEscherichia coliEvolution, MolecularLeucineMitochondriaModels, MolecularMolecular Sequence DataProtein ConformationProtein Structure, TertiaryRNA EditingRNA, Transfer, Amino AcylSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsSequence AlignmentSpecies SpecificityStaphylococcus aureusSubstrate SpecificityThreonineThreonine-tRNA LigaseConceptsThreonyl-tRNA synthetaseAnticodon loopAnticodon sequenceEscherichia coli ThrRSSet of tRNAsDistinct recognition mechanismsAnticodon-binding domainAminoacyl-tRNA synthetasesCUN codonsDetailed structural comparisonCodon reassignmentYeast mitochondriaGenetic codeTRNA isoacceptorsSaccharomyces cerevisiaeIsoacceptor tRNAsEditing domainTRNAMST1Anticodon tripletStructural comparisonNatural tRNAAmino acidsDistinct mechanismsRecognition mechanism
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 preferenceSynthetaseAn unusual tRNAThr derived from tRNAHis reassigns in yeast mitochondria the CUN codons to threonine
Su D, Lieberman A, Lang BF, Simonović M, Söll D, Ling J. An unusual tRNAThr derived from tRNAHis reassigns in yeast mitochondria the CUN codons to threonine. Nucleic Acids Research 2011, 39: 4866-4874. PMID: 21321019, PMCID: PMC3113583, DOI: 10.1093/nar/gkr073.Peer-Reviewed Original ResearchConceptsCUN codonsYeast mitochondriaGenetic codeAlloacceptor tRNA gene recruitmentComprehensive phylogenetic analysisStandard genetic codeThreonyl-tRNA synthetaseHistidyl-tRNA synthetaseGene recruitmentEvolutionary originPhylogenetic analysisRecoding eventBiochemical experimentsFirst nucleotideAnticodon loopMST1CodonFirst clear exampleYeastMitochondriaThreonineSynthetaseCandida albicansGenomeClear example
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
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 componentArchaeaTransamidationEubacteriaOperonCyanobacteriaGATCOrganellesCodonGenesGATA
1989
The selenocysteine-inserting opal suppressor serine tRNA from E.coli is highly unusual in structure and modification
Schön A, Böck A, Ott G, Sprinzl M, Söll D. The selenocysteine-inserting opal suppressor serine tRNA from E.coli is highly unusual in structure and modification. Nucleic Acids Research 1989, 17: 7159-7165. PMID: 2529478, PMCID: PMC334795, DOI: 10.1093/nar/17.18.7159.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acyl-tRNA SynthetasesBase SequenceChromatography, High Pressure LiquidCodonCysteineEscherichia coliGenes, BacterialMolecular Sequence DataNucleic Acid ConformationRNA, Transfer, Amino Acid-SpecificRNA, Transfer, SerSeleniumSelenocysteineStructure-Activity RelationshipSuppression, Genetic
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 ResearchTransfer ribonucleic acid-mediated suppression of termination codons in Escherichia coli.
Eggertsson G, Söll D. Transfer ribonucleic acid-mediated suppression of termination codons in Escherichia coli. Microbiology And Molecular Biology Reviews 1988, 52: 354-74. PMID: 3054467, PMCID: PMC373150, DOI: 10.1128/mr.52.3.354-374.1988.Peer-Reviewed Original Research
1985
Nucleotide sequences of two serine tRNAs with a GGA anticodon: the structure-function relationships in the serine family of E. coli tRNAs
Grosjean H, Nicoghosian K, Haumont E, Söll D, Cedergren R. Nucleotide sequences of two serine tRNAs with a GGA anticodon: the structure-function relationships in the serine family of E. coli tRNAs. Nucleic Acids Research 1985, 13: 5697-5706. PMID: 3898020, PMCID: PMC321899, DOI: 10.1093/nar/13.15.5697.Peer-Reviewed Original ResearchConceptsSerine tRNANucleotide sequenceRecent common ancestorE. coli tRNACodon-anticodon interactionStructure-function relationshipsEubacterial originUCU codonsEvolutionary analysisCommon ancestorD-loopTRNAAnticodon stemSerine familyAnticodonGenesE. coliMinor speciesCodonMajor speciesSpeciesSequenceTRNASerAncestorSerine
1984
The Schizosaccharomyces pombe sup3-i suppressor recognizes ochre, but not amber codons in vitro and in vivo.
Hottinger H, Stadelmann B, Pearson D, Frendewey D, Kohli J, Söll D. The Schizosaccharomyces pombe sup3-i suppressor recognizes ochre, but not amber codons in vitro and in vivo. The EMBO Journal 1984, 3: 423-8. PMID: 6370683, PMCID: PMC557361, DOI: 10.1002/j.1460-2075.1984.tb01823.x.Peer-Reviewed Original ResearchConceptsFission yeast Schizosaccharomyces pombeYeast Schizosaccharomyces pombeUGA termination codonVitro translation assaysReadthrough productS. pombeSchizosaccharomyces pombeNonsense mutantsTermination signalOchre suppressorUGA suppressionTranslation assaysAmber codonTermination codonGlobin mRNASup3PombeT substitutionCodonSuppressorPlasmid DNASchizosaccharomycesMutantsVivoAnticodon
1981
A conversational system for the computer analysis of nucleic acid sequences
Sege R, Söll D, Ruddle F, Queen C. A conversational system for the computer analysis of nucleic acid sequences. Nucleic Acids Research 1981, 9: 437-444. PMID: 6163137, PMCID: PMC326703, DOI: 10.1093/nar/9.2.437.Peer-Reviewed Original Research
1979
The nucleotide sequence of a UGA suppressor serine tRNA from Schizosaccharomyces pombe
Rafalski A, Kohli J, Agris P, Söll D. The nucleotide sequence of a UGA suppressor serine tRNA from Schizosaccharomyces pombe. Nucleic Acids Research 1979, 6: 2683-2695. PMID: 461200, PMCID: PMC327885, DOI: 10.1093/nar/6.8.2683.Peer-Reviewed Original Research