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 hybridization
2002
Branchpoint selection in the splicing of U12-dependent introns in vitro.
McConnell TS, Cho SJ, Frilander MJ, Steitz JA. Branchpoint selection in the splicing of U12-dependent introns in vitro. RNA 2002, 8: 579-86. PMID: 12022225, PMCID: PMC1370279, DOI: 10.1017/s1355838202028029.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceHumansIn Vitro TechniquesIntronsModels, GeneticPol1 Transcription Initiation Complex ProteinsRibonucleoproteins, Small NuclearRibosomal ProteinsRNARNA SplicingRNA-Binding ProteinsSaccharomyces cerevisiae ProteinsSpliceosomesTranscription FactorsXenopusXenopus ProteinsConceptsU12-dependent intronsU12-type intronsSixth intronBranchpoint sequenceSplicing of intronsU12-type splicingU12-type spliceosomeU12-dependent splicingBase-pairing mechanismHeLa nuclear extractsAdditional intronConsecutive adenosinesSplicing substrateThird intronU12 snRNAHuman p120First intronIntronsNuclear extractsSplicingGenesBranch sitePathwayBranchpointP120
1997
Identification of HuR as a protein implicated in AUUUA‐mediated mRNA decay
Myer V, Fan X, Steitz J. Identification of HuR as a protein implicated in AUUUA‐mediated mRNA decay. The EMBO Journal 1997, 16: 2130-2139. PMID: 9155038, PMCID: PMC1169815, DOI: 10.1093/emboj/16.8.2130.Peer-Reviewed Original ResearchMeSH Keywords3T3 CellsAmino Acid SequenceAnimalsAntigens, SurfaceBase CompositionCell ExtractsCross-Linking ReagentsELAV ProteinsELAV-Like Protein 1Gene Expression RegulationHeLa CellsHumansMiceMolecular Sequence DataMolecular WeightRegulatory Sequences, Nucleic AcidRNA-Binding ProteinsRNA, MessengerUltraviolet RaysConceptsAU-rich elementsMRNA decayUntranslated regionRNA-binding specificityARE-binding proteinsHeLa nuclear extractsGene familyMRNA degradationNuclear extractsEssential signalMessenger RNAProteinSequence's abilityHuRAUUUARapid degradationCritical roleHuR.RNAMachineryMRNADegradationRegulationSubsequent analysisExpression
1995
Modulation of 5' splice site choice in pre-messenger RNA by two distinct steps.
Tarn WY, Steitz JA. Modulation of 5' splice site choice in pre-messenger RNA by two distinct steps. Proceedings Of The National Academy Of Sciences Of The United States Of America 1995, 92: 2504-2508. PMID: 7708674, PMCID: PMC42246, DOI: 10.1073/pnas.92.7.2504.Peer-Reviewed Original ResearchConceptsSmall nuclear ribonucleoproteinU1 small nuclear ribonucleoproteinSplice site choicePre-messenger RNASR proteinsSplice site selectionSplice siteSite choiceSer/Arg-rich (SR) proteinsU2 small nuclear ribonucleoproteinU1 snRNP functionsHeLa cell nuclear extractsEssential splicing factorArg-rich proteinsCell nuclear extractsDistinct stepsSnRNP functionSite selectionSplicing factorsU1 bindingNuclear ribonucleoproteinU1 RNANuclear extractsProteinRNA
1993
A base-pairing interaction between U2 and U6 small nuclear RNAs occurs in > 150S complexes in HeLa cell extracts: implications for the spliceosome assembly pathway.
Wassarman DA, Steitz JA. A base-pairing interaction between U2 and U6 small nuclear RNAs occurs in > 150S complexes in HeLa cell extracts: implications for the spliceosome assembly pathway. Proceedings Of The National Academy Of Sciences Of The United States Of America 1993, 90: 7139-7143. PMID: 8346227, PMCID: PMC47091, DOI: 10.1073/pnas.90.15.7139.Peer-Reviewed Original ResearchConceptsU6 small nuclear RNASmall nuclear RNAS100 extractsNuclear RNASer/Arg-rich (SR) proteinsBase pairingNuclear extractsLarge complexesArg-rich proteinsPre-RNA splicingSpliceosome assembly pathwayHeLa cell extractsHeLa nuclear extractsBase-pairing interactionsBase pair formsPossible functional relationshipRibonucleoprotein complexesSpliceosome complexMammalian cellsAssembly pathwaySplicing substratePsoralen crosslinkingGlycerol gradientsCell extractsSplicingRare scleroderma autoantibodies to the U11 small nuclear ribonucleoprotein and to the trimethylguanosine cap of U small nuclear RNAs.
Gilliam AC, Steitz JA. Rare scleroderma autoantibodies to the U11 small nuclear ribonucleoprotein and to the trimethylguanosine cap of U small nuclear RNAs. Proceedings Of The National Academy Of Sciences Of The United States Of America 1993, 90: 6781-6785. PMID: 8341699, PMCID: PMC47016, DOI: 10.1073/pnas.90.14.6781.Peer-Reviewed Original ResearchConceptsSmall nuclear ribonucleoprotein particleTrimethylguanosine capLow-abundance membersSmall nuclear RNASmall nuclear ribonucleoproteinNuclear ribonucleoprotein particleGlycerol gradient fractionsU RNAU11 small nuclear ribonucleoproteinsSnRNP complexTargeted degradationNuclear RNANuclear ribonucleoproteinRibonucleoprotein particleNuclear extractsSm classProtein componentsHeLa cellsRNPGradient fractionsRNAProteinScleroderma seraRibonucleoproteinCosediments
1992
Site-specific cross-linking of mammalian U5 snRNP to the 5' splice site before the first step of pre-mRNA splicing.
Wyatt JR, Sontheimer EJ, Steitz JA. Site-specific cross-linking of mammalian U5 snRNP to the 5' splice site before the first step of pre-mRNA splicing. Genes & Development 1992, 6: 2542-2553. PMID: 1340469, DOI: 10.1101/gad.6.12b.2542.Peer-Reviewed Original ResearchConceptsSplice siteMRNA splicingATP-dependent interactionHeLa nuclear extractsU5 snRNPMRNA substratesSplice site regionProtein factorsU5 snRNANucleotides upstreamU6 snRNAPre-mRNANuclear extractsSplicingSite regionLoop sequenceCross-link formationSnRNASplicing conditionsWatson-Crick complementarityCross-linking strategyU1Selective photoactivationSnRNPMammalianInteractions of Small Nuclear RNA's with Precursor Messenger RNA During in Vitro Splicing
Wassarman D, Steitz J. Interactions of Small Nuclear RNA's with Precursor Messenger RNA During in Vitro Splicing. Science 1992, 257: 1918-1925. PMID: 1411506, DOI: 10.1126/science.1411506.Peer-Reviewed Original ResearchConceptsPrecursor messenger RNASmall nuclear RNANuclear RNASplice siteMessenger RNAPrecursor messenger RNA splicingU6 small nuclear RNAMessenger RNA splicingHeLa nuclear extractsExcised lariat intronSmall RNAsRNA splicingLariat intronIntron sequencesVitro splicingNuclear extractsCleavage eventsSplicingRNAU5Branch siteFirst cleavage eventU6U2U1
1991
Multiple processing-defective mutations in a mammalian histone pre-mRNA are suppressed by compensatory changes in U7 RNA both in vivo and in vitro.
Bond UM, Yario TA, Steitz JA. Multiple processing-defective mutations in a mammalian histone pre-mRNA are suppressed by compensatory changes in U7 RNA both in vivo and in vitro. Genes & Development 1991, 5: 1709-1722. PMID: 1885007, DOI: 10.1101/gad.5.9.1709.Peer-Reviewed Original ResearchConceptsHistone downstream elementHistone pre-mRNAMammalian histone pre-mRNAsPre-mRNAHeLa cellsBase pair regionMammalian histonesU7 geneSm snRNPsU7 snRNPGenetic evidenceU7 snRNAUnexpected toleranceU7 RNANuclear extractsDownstream elementsSuppressor geneCompensatory changesGenesBlock substitutionsRNAVivoSnRNPsSnRNPCells
1990
Spliced leader RNA sequences can substitute for the essential 5′ end of U1 RNA during splicing in a mammalian in vitro system
Bruzik J, Steitz J. Spliced leader RNA sequences can substitute for the essential 5′ end of U1 RNA during splicing in a mammalian in vitro system. Cell 1990, 62: 889-899. PMID: 2168293, DOI: 10.1016/0092-8674(90)90264-f.Peer-Reviewed Original Research
1989
The mammalian analogue of the yeast PRP8 splicing protein is present in the U4/5/6 small nuclear ribonucleoprotein particle and the spliceosome.
Pinto AL, Steitz JA. The mammalian analogue of the yeast PRP8 splicing protein is present in the U4/5/6 small nuclear ribonucleoprotein particle and the spliceosome. Proceedings Of The National Academy Of Sciences Of The United States Of America 1989, 86: 8742-8746. PMID: 2479028, PMCID: PMC298364, DOI: 10.1073/pnas.86.22.8742.Peer-Reviewed Original ResearchConceptsSmall nuclear ribonucleoproteinU5 small nuclear ribonucleoproteinHeLa cell nuclear extractsSmall nuclear ribonucleoprotein particleCell nuclear extractsAnti-trimethylguanosine antibodyNuclear ribonucleoprotein particleAffinity-purified spliceosomesSplicing proteinsMammalian proteinsYeast proteinsSnRNP complexMRNA splicingSplicing extractsRibonucleoprotein particleNuclear ribonucleoproteinMammalian analogueNuclear extractsSm classGradient fractionationSm epitopesProteinSpliceosomeProtein reactivePrp8
1988
Trans splicing involves a novel form of small nuclear ribonucleoprotein particles
Bruzik J, Doren K, Hirsh D, Steitz J. Trans splicing involves a novel form of small nuclear ribonucleoprotein particles. Nature 1988, 335: 559-562. PMID: 2971142, DOI: 10.1038/335559a0.Peer-Reviewed Original ResearchConceptsSmall nuclear ribonucleoproteinSL RNACis splicingSplice siteNuclear ribonucleoproteinPrecursor-messenger RNA (pre-mRNA) transcriptsHeLa cell nuclear extractsSame nuclear compartmentTrans-splicing reactionCell nuclear extractsPossible secondary structuresMessenger RNA transcriptsSm snRNPSplice acceptor siteTrans splicingCellular machineryLeader transcriptNuclear compartmentNucleotide sequenceSplicing processRNA transcriptsNuclear extractsSnRNPSplicingSecondary structure
1987
Accurate 5' splice-site selection in mouse kappa immunoglobulin light chain premessenger RNAs is not cell-type-specific.
Kedes DH, Steitz JA. Accurate 5' splice-site selection in mouse kappa immunoglobulin light chain premessenger RNAs is not cell-type-specific. Proceedings Of The National Academy Of Sciences Of The United States Of America 1987, 84: 7928-7932. PMID: 3120179, PMCID: PMC299449, DOI: 10.1073/pnas.84.22.7928.Peer-Reviewed Original ResearchConceptsSplice site selectionSplice siteHeLa cellsLight chain transcriptsChain transcriptsV-J recombinationMouse kappa light chainsSplicing machineryPremessenger RNAConstant exonsGene sequencesKappa-producing cellsSynthetic transcriptsGene expressionNuclear extractsMouse B lymphocytesUpstream sitesTranscriptsExonsSequenceLight chainCellsPotential mechanismsSitesGenesBoth Conserved Signals on Mammalian Histone Pre-mRNAs Associate with Small Nuclear Ribonucleoproteins During 3′ end Formation in Vitro
Mowry K, Steitz J. Both Conserved Signals on Mammalian Histone Pre-mRNAs Associate with Small Nuclear Ribonucleoproteins During 3′ end Formation in Vitro. Molecular And Cellular Biology 1987, 7: 1663-1672. DOI: 10.1128/mcb.7.5.1663-1672.1987.Peer-Reviewed Original ResearchSmall nuclear ribonucleoproteinEnd formationNuclear ribonucleoproteinSequence elementsSm small nuclear ribonucleoproteinsMouse histone genesHeLa cell nuclear extractsHistone H3 transcriptsHuman histone H3Trimethylguanosine cap structureCell nuclear extractsHistone pre-mRNAHairpin loop structureH3 transcriptsHistone genesConserved signalU RNAHistone H3MRNA substratesPre-mRNACap structureNuclear extractsRNA fragmentsProcessing reactionsProtein determinantsBoth conserved signals on mammalian histone pre-mRNAs associate with small nuclear ribonucleoproteins during 3' end formation in vitro.
Mowry KL, Steitz JA. Both conserved signals on mammalian histone pre-mRNAs associate with small nuclear ribonucleoproteins during 3' end formation in vitro. Molecular And Cellular Biology 1987, 7: 1663-1672. PMID: 2955216, PMCID: PMC365266, DOI: 10.1128/mcb.7.5.1663.Peer-Reviewed Original ResearchConceptsSmall nuclear ribonucleoproteinEnd formationNuclear ribonucleoproteinSequence elementsSm small nuclear ribonucleoproteinsMouse histone genesHeLa cell nuclear extractsHistone H3 transcriptsHuman histone H3Trimethylguanosine cap structureCell nuclear extractsHistone pre-mRNAHairpin loop structureH3 transcriptsHistone genesMammalian histonesU RNAHistone H3MRNA substratesPre-mRNACap structureMRNA associatesNuclear extractsRNA fragmentsProcessing reactions
1979
Antibodies to small nuclear RNAs complexed with proteins are produced by patients with systemic lupus erythematosus
Lerner M, Steitz J. Antibodies to small nuclear RNAs complexed with proteins are produced by patients with systemic lupus erythematosus. Proceedings Of The National Academy Of Sciences Of The United States Of America 1979, 76: 5495-5499. PMID: 316537, PMCID: PMC411675, DOI: 10.1073/pnas.76.11.5495.Peer-Reviewed Original ResearchConceptsSmall nuclear RNA moleculesNuclear extractsMouse Ehrlich ascites cellsSmall nuclear RNANuclear RNA moleculesSmall nuclear ribonucleoproteinNuclear RNP particlesMammalian nucleiVertebrate speciesNuclear RNANuclear ribonucleoproteinRNA moleculesSystemic lupus erythematosusDifferent polypeptidesEhrlich ascites cellsIdentical complementSpecific proteinsMajor polypeptidesRNP particlesMolecular identityPossible functionsNuclear processesNuclear RNPAnti-Sm seraVirtue of association