2015
EBV Noncoding RNA Binds Nascent RNA to Drive Host PAX5 to Viral DNA
Lee N, Moss WN, Yario TA, Steitz JA. EBV Noncoding RNA Binds Nascent RNA to Drive Host PAX5 to Viral DNA. Cell 2015, 160: 607-618. PMID: 25662012, PMCID: PMC4329084, DOI: 10.1016/j.cell.2015.01.015.Peer-Reviewed Original ResearchConceptsTerminal repeatNascent RNANoncoding RNAsNuclear noncoding RNAB-cell transcription factor PAX5Greater sequence divergenceDNA target sitesTranscription factor Pax5Chromatin localizationTR lociSequence divergenceNascent transcriptsUndescribed functionTranscription factorsLatent EBV genomeRNATarget siteEssential rolePrimate herpesvirusesEBV lytic replicationPAX5Lytic replicationViral DNAEBER2Viral replication
2014
Structural insights into the stabilization of MALAT1 noncoding RNA by a bipartite triple helix
Brown JA, Bulkley D, Wang J, Valenstein ML, Yario TA, Steitz TA, Steitz JA. Structural insights into the stabilization of MALAT1 noncoding RNA by a bipartite triple helix. Nature Structural & Molecular Biology 2014, 21: 633-640. PMID: 24952594, PMCID: PMC4096706, DOI: 10.1038/nsmb.2844.Peer-Reviewed Original ResearchMeSH KeywordsBase PairingBase SequenceCrystallography, X-RayHumansHydrogen BondingMolecular Sequence DataNucleic Acid ConformationRNA StabilityRNA, Long NoncodingAlternative Capture of Noncoding RNAs or Protein-Coding Genes by Herpesviruses to Alter Host T Cell Function
Guo YE, Riley KJ, Iwasaki A, Steitz JA. Alternative Capture of Noncoding RNAs or Protein-Coding Genes by Herpesviruses to Alter Host T Cell Function. Molecular Cell 2014, 54: 67-79. PMID: 24725595, PMCID: PMC4039351, DOI: 10.1016/j.molcel.2014.03.025.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, CDAntigens, Differentiation, T-LymphocyteBase SequenceCallithrixEnzyme ActivationGene Expression RegulationGPI-Linked ProteinsGRB2 Adaptor ProteinHEK293 CellsHerpesvirus 2, SaimiriineHigh-Throughput Nucleotide SequencingHost-Pathogen InteractionsHumansImmunoprecipitationInterferon-gammaJurkat CellsLectins, C-TypeLymphocyte ActivationMicroRNAsMitogen-Activated Protein KinasesMolecular Sequence DataReceptors, Antigen, T-CellRNA StabilityRNA, UntranslatedRNA, ViralSemaphorinsSequence Analysis, RNASignal TransductionT-LymphocytesTime FactorsTransfectionConceptsMitogen-activated protein kinaseMiR-27Protein coding genesHerpesvirus saimiriHigh-throughput sequencingTCR-induced activationCell functionHSUR 1Γ-herpesvirusesNoncoding RNAsProtein kinaseEctopic expressionOncogenic γ-herpesvirusesTarget genesInduction of CD69MicroRNA-27Key modulatorRNACommon targetAlHV-1GenesCell receptorDiverse strategiesHost T-cell functionCells
2013
Mammalian 5′-Capped MicroRNA Precursors that Generate a Single MicroRNA
Xie M, Li M, Vilborg A, Lee N, Shu MD, Yartseva V, Šestan N, Steitz JA. Mammalian 5′-Capped MicroRNA Precursors that Generate a Single MicroRNA. Cell 2013, 155: 1568-1580. PMID: 24360278, PMCID: PMC3899828, DOI: 10.1016/j.cell.2013.11.027.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArgonaute ProteinsBase SequenceBiosynthetic PathwaysDEAD-box RNA HelicasesGenome-Wide Association StudyGuanosineHumansKaryopherinsMiceMicroRNAsMolecular Sequence DataReceptors, Cytoplasmic and NuclearRibonuclease IIIRNA CapsRNA Polymerase IIRNA, Small InterferingTranscription Termination, GeneticConceptsCap-binding protein eIF4EMiRNA biogenesis pathwayNuclear-cytoplasmic transportGuide strand selectionShRNA expression constructsTranscription start siteBiogenesis pathwayCytoplasmic DicerMicroprocessor complexTranscription terminationProtein eIF4EExportin-5MicroRNA precursorsMiRNA hairpinsPrimary transcriptStrand selectionGene regulatorsStart siteDicer cleavageExpression constructsSingle microRNAMiRNAsMicroRNAsPathwayMicroRNPs
2012
Human spliceosomal protein CWC22 plays a role in coupling splicing to exon junction complex deposition and nonsense-mediated decay
Alexandrov A, Colognori D, Shu MD, Steitz JA. Human spliceosomal protein CWC22 plays a role in coupling splicing to exon junction complex deposition and nonsense-mediated decay. Proceedings Of The National Academy Of Sciences Of The United States Of America 2012, 109: 21313-21318. PMID: 23236153, PMCID: PMC3535618, DOI: 10.1073/pnas.1219725110.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceCarrier ProteinsEukaryotic Initiation Factor-4AEukaryotic Initiation Factor-4GExonsGene Knockdown TechniquesHEK293 CellsHeLa CellsHumansMolecular Sequence DataMutationNonsense Mediated mRNA DecayNuclear ProteinsPeptidylprolyl IsomeraseProtein BindingRNA SplicingRNA-Binding ProteinsRNA, MessengerSpliceosomesConceptsExon junction complexEJC depositionMultiprotein exon junction complexNonsense-mediated decay pathwayNonsense-mediated decaySpecific roleEJC assemblyEJC formationComplex eukaryotesDisrupts associationMetazoan mRNAsSpliceosomal proteinsCellular mRNAsHost genesSplicing defectsJunction complexDownstream eventsSplicingNatural substrateDecay pathwaysCWC22Depletion yieldsNMDMutationsMRNAFormation of triple-helical structures by the 3′-end sequences of MALAT1 and MENβ noncoding RNAs
Brown JA, Valenstein ML, Yario TA, Tycowski KT, Steitz JA. Formation of triple-helical structures by the 3′-end sequences of MALAT1 and MENβ noncoding RNAs. Proceedings Of The National Academy Of Sciences Of The United States Of America 2012, 109: 19202-19207. PMID: 23129630, PMCID: PMC3511071, DOI: 10.1073/pnas.1217338109.Peer-Reviewed Original ResearchConceptsRich internal loopMetastasis-associated lung adenocarcinoma transcript 1Rich tractSarcoma-associated herpesvirusDuplex-triplex junctionsTriple helical structureCellular noncoding RNAsNuclear retention elementBase triplesInternal loopKaposi's sarcoma-associated herpesvirusU base triplesPAN RNATriple helixNoncoding RNAsNuclear RNAThermal denaturation profilesReporter RNALung adenocarcinoma transcript 1C nucleotidesC base pairsMolecular mechanismsUnpaired nucleotidesBase pairsRNAConservation of a Triple-Helix-Forming RNA Stability Element in Noncoding and Genomic RNAs of Diverse Viruses
Tycowski KT, Shu MD, Borah S, Shi M, Steitz JA. Conservation of a Triple-Helix-Forming RNA Stability Element in Noncoding and Genomic RNAs of Diverse Viruses. Cell Reports 2012, 2: 26-32. PMID: 22840393, PMCID: PMC3430378, DOI: 10.1016/j.celrep.2012.05.020.Peer-Reviewed Original ResearchConceptsPAN RNAKaposi's sarcoma-associated herpesvirusSarcoma-associated herpesvirusStructure-based bioinformaticsRNA decay pathwaysDiverse viral genomesRNA stability elementNuclear retention elementPositive-strand RNA virusesReporter transcriptMammalian herpesvirusesGenomic RNAStability elementDNA virusesHuman cellsTriple helix formationRNA virusesDiverse virusesViral genomeRNAAbundant expressionDecay pathwaysTriple helixRetention elementsRapid identification
2011
A Primate Herpesvirus Uses the Integrator Complex to Generate Viral MicroRNAs
Cazalla D, Xie M, Steitz JA. A Primate Herpesvirus Uses the Integrator Complex to Generate Viral MicroRNAs. Molecular Cell 2011, 43: 982-992. PMID: 21925386, PMCID: PMC3176678, DOI: 10.1016/j.molcel.2011.07.025.Peer-Reviewed Original ResearchConceptsEnd processing signalsHerpesvirus saimiriMature viral miRNAsPre-miRNA hairpinsCis-acting elementsMarmoset T cellsIntegrator complexAGO proteinsMiRNA biogenesisMicroprocessor complexU RNAExportin-5Noncoding RNAsViral miRNAsProcessing assaysHost miRNAsDeep sequencingViral noncoding RNAsProtein componentsComplex cleavesHairpin structureHSURsPrimate herpesvirusesMiRNAsRNAHuman eIF4AIII interacts with an eIF4G-like partner, NOM1, revealing an evolutionarily conserved function outside the exon junction complex
Alexandrov A, Colognori D, Steitz JA. Human eIF4AIII interacts with an eIF4G-like partner, NOM1, revealing an evolutionarily conserved function outside the exon junction complex. Genes & Development 2011, 25: 1078-1090. PMID: 21576267, PMCID: PMC3093123, DOI: 10.1101/gad.2045411.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsDEAD-box RNA HelicasesEukaryotic Initiation Factor-4AEukaryotic Initiation Factor-4GEvolution, MolecularExonsGene DeletionGenetic Complementation TestHumansModels, MolecularMolecular Sequence DataMutationNuclear ProteinsPhenotypeProtein Structure, TertiaryRNA-Binding ProteinsRNA, Ribosomal, 18SSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsSequence AlignmentConceptsExon junction complexEIF4GJunction complexDEAD-box helicasePre-rRNA processingDirect physical interactionEIF4G complexExtragenic suppressorsBiogenesis defectsLethal phenotypeGrowth defectTranslation initiationHuman orthologEIF4AIIISaccharomyces cerevisiaeHuman cellsNOM1Physical interactionComplex actsG complexX-ray structureMutationsResiduesComplexesOrthologs
2010
miR-29 and miR-30 regulate B-Myb expression during cellular senescence
Martinez I, Cazalla D, Almstead LL, Steitz JA, DiMaio D. miR-29 and miR-30 regulate B-Myb expression during cellular senescence. Proceedings Of The National Academy Of Sciences Of The United States Of America 2010, 108: 522-527. PMID: 21187425, PMCID: PMC3021067, DOI: 10.1073/pnas.1017346108.Peer-Reviewed Original ResearchConceptsB-myb expressionCellular senescenceMiR-30MiR-29Reporter constructsEndogenous B-MybMajor tumor suppressor mechanismTumor suppressor mechanismIrreversible growth arrestMicroRNA familiesMutant 3'UTRCellular DNA synthesisB-MybReplicative senescenceCompensatory mutationsGrowth arrestMutant sitesRb pathwaySenescenceSuppressor mechanismDNA synthesisRepressionInhibits senescenceExpressionMutationsDown-Regulation of a Host microRNA by a Viral Noncoding RNA
Cazalla D, Steitz JA. Down-Regulation of a Host microRNA by a Viral Noncoding RNA. Cold Spring Harbor Symposia On Quantitative Biology 2010, 75: 321-324. PMID: 21139068, PMCID: PMC5647998, DOI: 10.1101/sqb.2010.75.009.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceDown-RegulationHerpesvirus 2, SaimiriineHost-Pathogen InteractionsMicroRNAsMolecular Sequence DataRNA, UntranslatedRNA, ViralConceptsHerpesvirus saimiriNoncoding RNAsHost cell gene expressionMiR-27Binding-dependent mannerAU-rich elementsViral noncoding RNAMarmoset T cellsMiRNA pathwayHost cell microRNAsViral life cycleConserved sequencesEctopic expressionMammalian virusesTarget genesTransient knockdownMutational analysisGene expressionHost microRNAsHSUR1Viral strategiesBase pairingDown regulationPrimate herpesvirusesLytic phase
2009
A Conserved WD40 Protein Binds the Cajal Body Localization Signal of scaRNP Particles
Tycowski KT, Shu MD, Kukoyi A, Steitz JA. A Conserved WD40 Protein Binds the Cajal Body Localization Signal of scaRNP Particles. Molecular Cell 2009, 34: 47-57. PMID: 19285445, PMCID: PMC2700737, DOI: 10.1016/j.molcel.2009.02.020.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid MotifsAnimalsBase SequenceCell LineChromatography, AffinityCoiled BodiesDrosophila melanogasterDrosophila ProteinsHeLa CellsHumansMolecular Sequence DataNucleic Acid ConformationRecombinant Fusion ProteinsRegulatory Sequences, Ribonucleic AcidRibonucleoproteinsRNA-Binding ProteinsSequence AlignmentConceptsCAB boxCB localizationSmall Cajal bodyWD40 proteinsRNP functionCajal bodiesLocalization signalACA motifDomain RNATelomerase RNAHuman homologPosttranscriptional modificationsSmall nuclearWDR79ScaRNAsRNA elementsCentral playerUV crosslinkNuclear RNPCore proteinRNAProteinAdditional interactionsBindingLocalizationDrosophila hnRNP A1 homologs Hrp36/Hrp38 enhance U2-type versus U12-type splicing to regulate alternative splicing of the prospero twintron
Borah S, Wong AC, Steitz JA. Drosophila hnRNP A1 homologs Hrp36/Hrp38 enhance U2-type versus U12-type splicing to regulate alternative splicing of the prospero twintron. Proceedings Of The National Academy Of Sciences Of The United States Of America 2009, 106: 2577-2582. PMID: 19196985, PMCID: PMC2636732, DOI: 10.1073/pnas.0812826106.Peer-Reviewed Original ResearchConceptsU12-type splicingPurine-rich elementAlternative splicingMRNA undergoes alternative splicingTranscription factor ProsperoU12-type spliceosomeHeterogeneous nuclear ribonucleoprotein A1Undergoes alternative splicingU2-type spliceosomeDrosophila homologDrosophila embryogenesisS2 cellsHnRNP A1TwintronSplicingNeuronal differentiationHrp38SpliceosomeIntronsEmbryogenesisProteinAxonal outgrowthHrp36HnRNPsHomolog
2008
Conserved motifs in both CPSF73 and CPSF100 are required to assemble the active endonuclease for histone mRNA 3′‐end maturation
Kolev NG, Yario TA, Benson E, Steitz JA. Conserved motifs in both CPSF73 and CPSF100 are required to assemble the active endonuclease for histone mRNA 3′‐end maturation. EMBO Reports 2008, 9: 1013-1018. PMID: 18688255, PMCID: PMC2572124, DOI: 10.1038/embor.2008.146.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid MotifsAmino Acid SequenceBase SequenceCell LineCleavage And Polyadenylation Specificity FactorConserved SequenceEndonucleasesEnzyme ActivationHeLa CellsHistonesHumansMolecular Sequence DataProtein Structure, TertiaryProtein SubunitsRNA 3' End ProcessingRNA PrecursorsRNA, MessengerConceptsPre-messenger RNAPolyadenylation specificity factorMammalian proteinsRNase ZConserved motifsHistone mRNASpecificity factorEndonucleolytic cleavageActive endonucleaseEndonuclease activityMBL familyComplex machineryMessenger RNAPoint mutationsCPSF73CPSF100Process of maturationMaturation processRNAProteinMotifMRNAMaturationEukaryotesCleavage
2007
Target mRNAs are repressed as efficiently by microRNA-binding sites in the 5′ UTR as in the 3′ UTR
Lytle JR, Yario TA, Steitz JA. Target mRNAs are repressed as efficiently by microRNA-binding sites in the 5′ UTR as in the 3′ UTR. Proceedings Of The National Academy Of Sciences Of The United States Of America 2007, 104: 9667-9672. PMID: 17535905, PMCID: PMC1887587, DOI: 10.1073/pnas.0703820104.Peer-Reviewed Original ResearchConceptsInternal ribosome entry siteTarget mRNAsMiRNA-mediated repressionRepression of translationLuciferase reporter mRNAMiRNA target sitesInitiation of translationMiRNA-binding sitesHuman HeLa cellsRibosome entry siteMicroRNA-binding sitesLet-7 complementary sitesHuman Ago2Reporter mRNAMicroRNAs (miRNAs) bindEndogenous mRNATranslational efficiencyLet-7a miRNAUTRProtein synthesisDNA transfectionComplementary sitesHeLa cellsEntry siteTarget site
2006
Identification of a Rapid Mammalian Deadenylation-Dependent Decay Pathway and Its Inhibition by a Viral RNA Element
Conrad NK, Mili S, Marshall EL, Shu MD, Steitz JA. Identification of a Rapid Mammalian Deadenylation-Dependent Decay Pathway and Its Inhibition by a Viral RNA Element. Molecular Cell 2006, 24: 943-953. PMID: 17189195, DOI: 10.1016/j.molcel.2006.10.029.Peer-Reviewed Original ResearchConceptsQuality control pathwaysViral RNA elementsPAN RNAPolyadenylated transcriptsMammalian cellsNuclear RNASuch transcriptsRNA elementsCellular RNAGene expressionNuclear accumulationNuclear extractsNaked RNARNADecay pathwaysTranscriptsDeadenylationDependent fashionPathwayDeadenylaseIntronsAccumulationMRNAHybridizationIntramolecular hybridizationA Spliceosomal Intron Binding Protein, IBP160, Links Position-Dependent Assembly of Intron-Encoded Box C/D snoRNP to Pre-mRNA Splicing
Hirose T, Ideue T, Nagai M, Hagiwara M, Shu MD, Steitz JA. A Spliceosomal Intron Binding Protein, IBP160, Links Position-Dependent Assembly of Intron-Encoded Box C/D snoRNP to Pre-mRNA Splicing. Molecular Cell 2006, 23: 673-684. PMID: 16949364, DOI: 10.1016/j.molcel.2006.07.011.Peer-Reviewed Original ResearchThe Challenge of Viral snRNPs
CONRAD NK, FOK V, CAZALLA D, BORAH S, STEITZ JA. The Challenge of Viral snRNPs. Cold Spring Harbor Symposia On Quantitative Biology 2006, 71: 377-384. PMID: 17381320, DOI: 10.1101/sqb.2006.71.057.Peer-Reviewed Original ResearchConceptsNuclear noncoding RNAsHSURs 1Sarcoma-associated herpesvirusRibosomal protein L22Aggressive T-cell leukemiaT cell signalingViral gene expressionKaposi's sarcoma-associated herpesvirusHeterokaryon assayU RNADependent RNA degradationMammalian cellsNoncoding RNAsProtein L22Nuclear surveillanceRNA degradationHost mRNAsHost proteinsGene expressionMRNA transcriptsMutant virusHerpesvirus saimiriRNAImportant functionsRNAs
2005
A Kaposi's sarcoma virus RNA element that increases the nuclear abundance of intronless transcripts
Conrad NK, Steitz JA. A Kaposi's sarcoma virus RNA element that increases the nuclear abundance of intronless transcripts. The EMBO Journal 2005, 24: 1831-1841. PMID: 15861127, PMCID: PMC1142595, DOI: 10.1038/sj.emboj.7600662.Peer-Reviewed Original ResearchMeSH KeywordsBase SequenceCell NucleusGlobinsHerpesvirus 8, HumanHumansIntronsMolecular Sequence DataPolyadenylationRNA SplicingRNA, MessengerSarcoma, KaposiTranscription, GeneticAn embryonic poly(A)-binding protein (ePAB) is expressed in mouse oocytes and early preimplantation embryos
Seli E, Lalioti MD, Flaherty SM, Sakkas D, Terzi N, Steitz JA. An embryonic poly(A)-binding protein (ePAB) is expressed in mouse oocytes and early preimplantation embryos. Proceedings Of The National Academy Of Sciences Of The United States Of America 2005, 102: 367-372. PMID: 15630085, PMCID: PMC544294, DOI: 10.1073/pnas.0408378102.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBlastocystFemaleMiceMolecular Sequence DataOocytesOvaryPoly(A)-Binding Protein IPoly(A)-Binding ProteinsRNA, MessengerXenopusXenopus ProteinsConceptsZygotic gene activationGene activationEarly embryosSomatic cellsTranslational activationGene expressionEmbryo developmentEarly preimplantation embryo developmentEarly Xenopus developmentEarly preimplantation embryosEight-cell stageEarly embryo developmentPreimplantation embryo developmentTwo-cell embryosCytoplasmic PABPMouse orthologXenopus developmentMammalian oocytesProphase ISomatic tissuesChromosome 2Preimplantation embryosEPABMouse oocytesOne-cell