2016
Host miRNA degradation by Herpesvirus saimiri small nuclear RNA requires an unstructured interacting region
Pawlica P, Moss WN, Steitz JA. Host miRNA degradation by Herpesvirus saimiri small nuclear RNA requires an unstructured interacting region. RNA 2016, 22: 1181-1189. PMID: 27335146, PMCID: PMC4931111, DOI: 10.1261/rna.054817.115.Peer-Reviewed Original ResearchConceptsSmall nuclear RNAMiR-27Nuclear RNAVivo secondary structureBioinformatic structural analysisBinding site sequenceMiRNA degradationU RNARNA functionMutagenic analysisHSUR1Interacting regionsSite sequenceHost microRNAsSecondary structureHerpesvirus saimiriT cell activationOncogenic herpesvirusRNAStructural flexibilityDecreased levelsMutantsStructural analysisDegradationMicroRNAs
2015
The host Integrator complex acts in transcription-independent maturation of herpesvirus microRNA 3′ ends
Xie M, Zhang W, Shu MD, Xu A, Lenis DA, DiMaio D, Steitz JA. The host Integrator complex acts in transcription-independent maturation of herpesvirus microRNA 3′ ends. Genes & Development 2015, 29: 1552-1564. PMID: 26220997, PMCID: PMC4526738, DOI: 10.1101/gad.266973.115.Peer-Reviewed Original ResearchConceptsEnd processing signalsSmall nuclear RNAProximity ligation assayEnd processingPre-miRNAsHerpesvirus saimiriPre-miRNA hairpinsRNA-protein interactionsSitu proximity ligation assayIntegrator complexMiRNA 3MiRNA biogenesisSnRNA 3Primary miRNAMiRNA hairpinsIntegrator activityNuclear RNASequence downstreamOncogenic γ-herpesvirusesRescue experimentsLigation assayVivo knockdownComplex actsΓ-herpesvirusesHairpin
2005
Small Nuclear RNAs Encoded by Herpesvirus saimiri Upregulate the Expression of Genes Linked to T Cell Activation in Virally Transformed T Cells
Cook HL, Lytle JR, Mischo HE, Li MJ, Rossi JJ, Silva DP, Desrosiers RC, Steitz JA. Small Nuclear RNAs Encoded by Herpesvirus saimiri Upregulate the Expression of Genes Linked to T Cell Activation in Virally Transformed T Cells. Current Biology 2005, 15: 974-979. PMID: 15916956, DOI: 10.1016/j.cub.2005.04.034.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, CDAntigens, Differentiation, T-LymphocyteAntigens, NeoplasmBase PairingBlotting, NorthernBlotting, WesternCallithrixCD52 AntigenCell Line, TumorFlow CytometryGenetic VectorsGenome, ViralGlycoproteinsHerpesvirus 2, SaimiriineLentivirusLymphocyte ActivationMembrane ProteinsMicroarray AnalysisOncogene Proteins, ViralReceptors, Antigen, T-CellReceptors, ImmunologicRNA, Small NuclearT-LymphocytesTransduction, GeneticUp-RegulationConceptsSmall nuclear RNAHSURs 1Herpesvirus saimiriNuclear RNAExpression of genesAggressive T-cell leukemiaMarmoset T cellsHSUR 1U RNAAbundant viral transcriptCell activationT cellsHost mRNAsUnexpected roleIntracellular proteinsNorthern analysisSm classHost targetsViral transcriptsT cell activationNew World primatesRNAT-cell receptor betaT-cell leukemiaGamma chain
2004
The Herpesvirus saimiri Small Nuclear RNAs Recruit AU-Rich Element-Binding Proteins but Do Not Alter Host AU-Rich Element-Containing mRNA Levels in Virally Transformed T Cells
Cook HL, Mischo HE, Steitz JA. The Herpesvirus saimiri Small Nuclear RNAs Recruit AU-Rich Element-Binding Proteins but Do Not Alter Host AU-Rich Element-Containing mRNA Levels in Virally Transformed T Cells. Molecular And Cellular Biology 2004, 24: 4522-4533. PMID: 15121869, PMCID: PMC400482, DOI: 10.1128/mcb.24.10.4522-4533.2004.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, SurfaceBase CompositionBase SequenceCallithrixCell LineCell Transformation, ViralELAV ProteinsELAV-Like Protein 1Herpesvirus 2, SaimiriineHeterogeneous-Nuclear Ribonucleoprotein DIn Vitro TechniquesMolecular Sequence DataMutationNucleic Acid ConformationProtein BindingRNA, MessengerRNA, Small NuclearRNA, ViralRNA-Binding ProteinsT-LymphocytesConceptsAU-rich elementsSmall nuclear RNAHSURs 1Herpesvirus saimiriNuclear RNAMRNA decay pathwayMarmoset T cellsHSUR 1HnRNP DPosttranscriptional regulationHost mRNAsHost proteinsMicroarray analysisUnknown functionProtein tristetraprolinVivo interactionDecay pathwaysHSURsMRNARNAMRNA levelsT cellsProteinCellsPathway
2003
Splicing double: insights from the second spliceosome
Patel AA, Steitz JA. Splicing double: insights from the second spliceosome. Nature Reviews Molecular Cell Biology 2003, 4: 960-970. PMID: 14685174, DOI: 10.1038/nrm1259.Peer-Reviewed Original ResearchConceptsMinor class intronsPhylogenetic analysisU12-type intronsMost multicellular organismsSmall nuclear RNASmall nuclear ribonucleoproteinParticular functional classNon-homologous positionsMessenger RNA interactionsMost metazoan taxaParalogous genesMulticellular organismsSpliceosomal factorsHomologous genesEvolutionary historyMetazoan taxaU5 snRNPSplicing machineryAcceptor splice siteAlternative splicingRNA interactionsU6 snRNPsNuclear RNANuclear ribonucleoproteinSplicing reaction
1997
AU-rich elements target small nuclear RNAs as well as mRNAs for rapid degradation
Fan X, Myer V, Steitz J. AU-rich elements target small nuclear RNAs as well as mRNAs for rapid degradation. Genes & Development 1997, 11: 2557-2568. PMID: 9334320, PMCID: PMC316563, DOI: 10.1101/gad.11.19.2557.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, SurfaceBase SequenceELAV ProteinsELAV-Like Protein 1Gene Expression RegulationGenes, ReporterGlobinsHerpesvirus 2, SaimiriineMolecular Sequence DataMutationRepetitive Sequences, Nucleic AcidRibonucleasesRNA, MessengerRNA, Small NuclearRNA, ViralRNA-Binding ProteinsTranscription, GeneticTransfectionConceptsAU-rich elementsMRNA degradation machinerySmall nuclear RNAHSUR 1Host RNA moleculesDegradation machineryMammalian mRNAsNuclear RNARNA moleculesMutational analysisSequence requirementsTarget RNAHuR proteinOngoing translationRNA 1MRNARapid degradationRNASimilar mechanismDegradation activityDeadenylationSnRNAMachineryProteinDegradation
1996
Length suppression in histone messenger RNA 3′-end maturation: Processing defects of insertion mutant premessenger RNAs can be compensated by insertions into the U7 small nuclear RNA
Scharl E, Steitz J. Length suppression in histone messenger RNA 3′-end maturation: Processing defects of insertion mutant premessenger RNAs can be compensated by insertions into the U7 small nuclear RNA. Proceedings Of The National Academy Of Sciences Of The United States Of America 1996, 93: 14659-14664. PMID: 8962110, PMCID: PMC26191, DOI: 10.1073/pnas.93.25.14659.Peer-Reviewed Original ResearchConceptsHistone downstream elementU7 RNAHistone messenger RNASmall nuclear RNARNA processing systemSmall ribonucleoproteinPremessenger RNANuclear RNAPre-mRNAU7 small nuclear RNADownstream elementsCleavage siteRNAMessenger RNAXenopus oocytesBase pairingProcessing defectsU7First demonstrationHistonesRNAsRibonucleoproteinInsertionMRNASitesMore Sm snRNAs from Vertebrate Cells
Yu Y, Tarn W, Yario T, Steitz J. More Sm snRNAs from Vertebrate Cells. Experimental Cell Research 1996, 229: 276-281. PMID: 8986610, DOI: 10.1006/excr.1996.0372.Peer-Reviewed Original Research
1995
ENHANCED PERSPECTIVE: Small RNA Chaperones for Ribosome Biogenesis
Steitz J, Tycowski K. ENHANCED PERSPECTIVE: Small RNA Chaperones for Ribosome Biogenesis. Science 1995, 270: 1626-1626. PMID: 7502072, DOI: 10.1126/science.270.5242.1626.Peer-Reviewed Original Research
1993
The U5 and U6 Small Nuclear RNAs as Active Site Components of the Spliceosome
Sontheimer E, Steitz J. The U5 and U6 Small Nuclear RNAs as Active Site Components of the Spliceosome. Science 1993, 262: 1989-1996. PMID: 8266094, DOI: 10.1126/science.8266094.Peer-Reviewed Original ResearchConceptsSmall nuclear RNANuclear RNAPrecursor messenger RNA splicingLariat intermediateU6 small nuclear RNAMessenger RNA splicingExon 1Self-splicing intronsActive site componentsRNA splicingMammalian spliceosomeU6 RNARNA contactsMechanistic parallelsPre-mRNAVitro splicingSubsequent splicingSplicingSpliceosomeSplice siteLast residueFirst residueFunctional interactionIntron productsRNAA 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
Interactions 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 eventU6U2U1Three Novel Functional Variants of Human U5 Small Nuclear RNA
Sontheimer E, Steitz J. Three Novel Functional Variants of Human U5 Small Nuclear RNA. Molecular And Cellular Biology 1992, 12: 734-746. DOI: 10.1128/mcb.12.2.734-746.1992.Peer-Reviewed Original ResearchU5 small nuclear RNASmall nuclear RNAHeLa cellsNuclear RNAAffinity-purified spliceosomesSmall nuclear ribonucleoproteinTri-snRNP complexFull-length speciesSaccharomyces cerevisiaeSplicing extractsPrimer extensionUS variantsHeLa extractsAlternative splicingRNA blotsShort speciesNuclear ribonucleoproteinBase changesMinimal domainHigher abundanceNorthern blottingRNAHeLaAbundant formSplicingThree Novel Functional Variants of Human U5 Small Nuclear RNA
Sontheimer E, Steitz J. Three Novel Functional Variants of Human U5 Small Nuclear RNA. Molecular And Cellular Biology 1992, 12: 734-746. DOI: 10.1128/mcb.12.2.734-746.1992.Peer-Reviewed Original ResearchU5 small nuclear RNASmall nuclear RNANuclear RNAHeLa cellsSmall nuclear ribonucleoprotein particleTri-snRNP complexOligonucleotide-directed RNase H cleavageNuclear ribonucleoprotein particleNovel functional variantsFull-length speciesAffinity-purified spliceosomesTrimethylguanosine capAlternative splicingShorter speciesRibonucleoprotein particleMinimal domainHeLa extractsPrimer extensionFunctional variantsHigh abundanceBase changesNorthern blottingAbundant formUS variantsRNAThree novel functional variants of human U5 small nuclear RNA.
Sontheimer EJ, Steitz JA. Three novel functional variants of human U5 small nuclear RNA. Molecular And Cellular Biology 1992, 12: 734-746. PMID: 1310151, PMCID: PMC364287, DOI: 10.1128/mcb.12.2.734.Peer-Reviewed Original ResearchConceptsU5 small nuclear RNASmall nuclear RNANuclear RNAHeLa cellsSmall nuclear ribonucleoprotein particleTri-snRNP complexOligonucleotide-directed RNase H cleavageNuclear ribonucleoprotein particleNovel functional variantsFull-length speciesAffinity-purified spliceosomesTrimethylguanosine capAlternative splicingShorter speciesRibonucleoprotein particleMinimal domainHeLa extractsPrimer extensionFunctional variantsHigh abundanceBase changesNorthern blottingAbundant formRNASpecies
1984
Autoantibodies to the U2 small nuclear ribonucleoprotein in a patient with scleroderma-polymyositis overlap syndrome.
Mimori T, Hinterberger M, Pettersson I, Steitz JA. Autoantibodies to the U2 small nuclear ribonucleoprotein in a patient with scleroderma-polymyositis overlap syndrome. Journal Of Biological Chemistry 1984, 259: 560-565. PMID: 6231285, DOI: 10.1016/s0021-9258(17)43698-2.Peer-Reviewed Original ResearchConceptsU2 small nuclear ribonucleoproteinSmall nuclear ribonucleoproteinNuclear ribonucleoproteinU2 small nuclear RNASm small nuclear ribonucleoproteinsU6 small nuclear ribonucleoproteinProtein blot analysisSmall nuclear RNAScleroderma-polymyositis overlap syndromeU1 small nuclear ribonucleoproteinHeLa cell extractsRNA speciesNuclear RNAB proteinCell extractsProtein bandsBlot analysisOverlap syndromeRibonucleoproteinProteinAnti-Sm antibodiesU1InsectsRNAPolypeptide
1982
Small RNPs in eucaryotic cells
Hendrick J, Mount S, Rinke J, Wolin S, Rosa M, Gottlieb E, Lerner M, Steitz J. Small RNPs in eucaryotic cells. 1982, 321-328. DOI: 10.1007/978-1-349-06343-7_44.Peer-Reviewed Original ResearchSmall nuclear RNAAbundant small nuclear RNAsRNA-protein complexesEukaryotic cellsSmall RNAsSmall ribonucleoproteinSubcellular locationNuclear RNARNA componentU1 snRNPsEucaryotic cellsComponent RNARibonucleoproteinRNP particlesRNAInitial discoveryProteinPartial characterizationState of maturationSnRNPsCellsSystemic lupus erythematosusDiversityMaturationMetabolism
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