2011
tRNA import into mitochondria: many organisms but not so many mechanisms
Alfonzo J, Randau L, Söll D. tRNA import into mitochondria: many organisms but not so many mechanisms. The FASEB Journal 2011, 25: 311.3-311.3. DOI: 10.1096/fasebj.25.1_supplement.311.3.Peer-Reviewed Original ResearchTRNA importMitochondrial genomeMammalian mitochondriaImport of tRNAsMajority of eukaryotesMitochondrial tRNA mutationsProtein importImport pathwayTRNA genesImport systemAdditional tRNAsTRNA mutationsTRNACellular ATPMitochondriaEukaryotesOrganismsGenomeRat liver mitochondriaLiver mitochondriaImportInnate abilityGenesTrypanosomesCytoplasmAn 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
2008
Mammalian mitochondria have the innate ability to import tRNAs by a mechanism distinct from protein import
Rubio MA, Rinehart JJ, Krett B, Duvezin-Caubet S, Reichert AS, Söll D, Alfonzo JD. Mammalian mitochondria have the innate ability to import tRNAs by a mechanism distinct from protein import. Proceedings Of The National Academy Of Sciences Of The United States Of America 2008, 105: 9186-9191. PMID: 18587046, PMCID: PMC2453747, DOI: 10.1073/pnas.0804283105.Peer-Reviewed Original ResearchConceptsProtein importMammalian mitochondriaImport systemSubcellular RNA fractionsMitochondrial tRNA genesMitochondrial electrochemical gradientMitochondrial genomeTRNA genesTranscribed tRNAsHuman mitochondriaDefective mitochondriaProtein factorsFiber cellsHeterologous RNATRNACytosolic factorsSufficient ATPRNA fractionHuman cellsHuman diseasesProtein synthesisMitochondriaElectrochemical gradientOligonucleotide primersVitro system
2006
Saccharomyces cerevisiae imports the cytosolic pathway for Gln‐tRNA synthesis into the mitochondrion
Krett B, Rinehart J, Rubio M, Alfonzo J, Söll D. Saccharomyces cerevisiae imports the cytosolic pathway for Gln‐tRNA synthesis into the mitochondrion. The FASEB Journal 2006, 20: a500-a500. DOI: 10.1096/fasebj.20.4.a500-b.Peer-Reviewed Original ResearchTransamidation pathwayMitochondrial translationGln-tRNAOrganellar protein synthesisYeast mitochondrial DNAGlutaminyl-tRNA synthetaseAminoacyl-tRNA synthetasesAminoacyl-tRNA formationImport mechanismMitochondrial localizationMitochondrial DNAProtein biosynthesisMost bacteriaCytoplasmic componentsAlternate functionsCytosolic pathwayProtein synthesisAmino acidsEssential processMitochondriaTRNAPathwayEukaryotesGlnRArchaea
2003
Non-canonical Eukaryotic Glutaminyl- and Glutamyl-tRNA Synthetases Form Mitochondrial Aminoacyl-tRNA in Trypanosoma brucei *
Rinehart J, Horn EK, Wei D, Söll D, Schneider A. Non-canonical Eukaryotic Glutaminyl- and Glutamyl-tRNA Synthetases Form Mitochondrial Aminoacyl-tRNA in Trypanosoma brucei *. Journal Of Biological Chemistry 2003, 279: 1161-1166. PMID: 14563839, DOI: 10.1074/jbc.m310100200.Peer-Reviewed Original ResearchConceptsGlutaminyl-tRNA synthetaseGlutamyl-tRNA synthetaseT. bruceiGln-tRNATrypanosoma bruceiInsect stage T. bruceiT. brucei enzymeRespective gene productsAminoacyl-tRNA synthetasesGlutamyl-tRNA synthetase activitySynthetase activityTransamidation pathwayLeishmania mitochondriaBrucei enzymeMitochondrial tRNAsGlu-tRNAProtein biosynthesisAminoacylation experimentsGene productsRNA interferenceTRNABruceiMitochondriaTotal tRNAGlutaminyl
1988
Protein biosynthesis in organelles requires misaminoacylation of tRNA
Schön A, Kannangara C, Cough S, SÖll D. Protein biosynthesis in organelles requires misaminoacylation of tRNA. Nature 1988, 331: 187-190. PMID: 3340166, DOI: 10.1038/331187a0.Peer-Reviewed Original ResearchConceptsProtein biosynthesisOrigin of organellesCrude chloroplast extractAnimal mitochondriaRNA involvementSpecific amidotransferaseTRNA speciesConversion of glutamateBarley chloroplastsChloroplast extractsProtein synthesisTRNAOrganellesSpeciesChloroplastsAminoacylation studiesBiosynthesisAmide donorGlutamineGlnCyanobacteriaAmidotransferaseMisaminoacylationMitochondriaOrganisms
1974
15. Aminoacyl-tRNA Synthetases
Söll D, Schimmel P. 15. Aminoacyl-tRNA Synthetases. The Enzymes 1974, 10: 489-538. DOI: 10.1016/s1874-6047(08)60147-x.Peer-Reviewed Original ResearchAminoacyl-tRNA synthetasesEucaryotic organismsSpecific aminoacyl-tRNA synthetasesCorresponding cytoplasmic enzymesFamily of enzymesMitochondrial tRNAsProtein biosynthesisMammalian cellsMammalian virusesSynthetasesCytoplasmic enzymeSeparate proteinsCell extractsTRNAAmino acidsOrganismsCytoplasmSame organismEnzymeOrganellesMitochondriaMachineryProteinKey roleProcaryotes