2021
STL-seq reveals pause-release and termination kinetics for promoter-proximal paused RNA polymerase II transcripts
Zimmer JT, Rosa-Mercado NA, Canzio D, Steitz JA, Simon MD. STL-seq reveals pause-release and termination kinetics for promoter-proximal paused RNA polymerase II transcripts. Molecular Cell 2021, 81: 4398-4412.e7. PMID: 34520723, PMCID: PMC9020433, DOI: 10.1016/j.molcel.2021.08.019.Peer-Reviewed Original ResearchConceptsPause releaseRNA polymerase II transcriptsRNA polymerase II moleculesCis-acting DNA elementsTATA box-containing promotersPolymerase II transcriptsPromoter-proximal pausingCritical regulatory functionsTranscriptional regulationRNA turnoverTranscriptional controlDNA elementsTranscriptional shutdownPause sitesHyperosmotic stressRegulatory mechanismsRegulatory functionsPrinciples of regulationHormonal stimuliPausingPremature terminationTranscriptsRegulation
2016
EBV noncoding RNA EBER2 interacts with host RNA-binding proteins to regulate viral gene expression
Lee N, Yario TA, Gao JS, Steitz JA. EBV noncoding RNA EBER2 interacts with host RNA-binding proteins to regulate viral gene expression. Proceedings Of The National Academy Of Sciences Of The United States Of America 2016, 113: 3221-3226. PMID: 26951683, PMCID: PMC4812724, DOI: 10.1073/pnas.1601773113.Peer-Reviewed Original ResearchConceptsNon-POU domain-containing octamer-binding proteinGene expressionNoncoding RNAsHost RNAAbundant noncoding RNAsCellular noncoding RNAsRNA-protein crosslinkingOctamer-binding proteinHost gene expressionBox protein 5Viral gene expressionHost transcription factorsGlutamine richFactor prolineIntermediary proteinsNuclear bodiesTranscription factorsRNA 2Host proteinsRecombinant proteinsProtein resultsProtein componentsProtein 5Protein 14RNA
2015
A heterotrimer model of the complete Microprocessor complex revealed by single-molecule subunit counting
Herbert KM, Sarkar SK, Mills M, De la Herran H, Neuman KC, Steitz JA. A heterotrimer model of the complete Microprocessor complex revealed by single-molecule subunit counting. RNA 2015, 22: 175-183. PMID: 26683315, PMCID: PMC4712668, DOI: 10.1261/rna.054684.115.Peer-Reviewed Original ResearchConceptsPri-miRNA substratesMicroprocessor complexHeterotrimeric complexDeletion constructsSingle-molecule subunit countingRNA-binding proteinFull-length proteinAbsence of RNAStem-loop structureSingle-molecule photobleachingSize exclusion chromatographyPresence of RNARNaseIII enzymesPhotobleaching assaysMicroRNA biogenesisSubunit countingMammalian cellsDroshaDGCR8Fluorescent proteinHuman cellsMultiple copiesRNAProteinExact stoichiometry
2014
3′-Biotin-tagged microRNA-27 does not associate with Argonaute proteins in cells
Guo YE, Steitz JA. 3′-Biotin-tagged microRNA-27 does not associate with Argonaute proteins in cells. RNA 2014, 20: 985-988. PMID: 24821854, PMCID: PMC4114695, DOI: 10.1261/rna.045054.114.Peer-Reviewed Original Research
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, MessengerRNA-Binding ProteinsSpliceosomesConceptsExon 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 yieldsNMDMutationsMRNAAUF1/hnRNP D is a novel protein partner of the EBER1 noncoding RNA of Epstein-Barr virus
Lee N, Pimienta G, Steitz JA. AUF1/hnRNP D is a novel protein partner of the EBER1 noncoding RNA of Epstein-Barr virus. RNA 2012, 18: 2073-2082. PMID: 23012480, PMCID: PMC3479396, DOI: 10.1261/rna.034900.112.Peer-Reviewed Original ResearchMeSH Keywords3' Untranslated RegionsAptamers, NucleotideAU Rich ElementsBinding, CompetitiveCell Line, TumorHerpesvirus 4, HumanHeterogeneous Nuclear Ribonucleoprotein D0Heterogeneous-Nuclear Ribonucleoprotein DHost-Pathogen InteractionsHumansImmunoprecipitationMutagenesis, InsertionalProtein BindingProtein IsoformsRNA StabilityRNA, ViralConceptsAU-rich elementsProtein partnersAUF1/hnRNP DUntranslated regionBacteriophage MS2 coat proteinNovel protein partnersHigh abundanceElectrophoretic mobility shift assaysEpstein-Barr virusMS2 coat proteinStable isotope labelingMobility shift assaysInteracting proteinMolecular functionsHnRNP DAlternative splicingNoncoding RNAsShift assaysCoat proteinIsotope labelingP40 isoformRNA aptamersRNA 1AUF1UV crosslinkingAssociation of Argonaute proteins and microRNAs can occur after cell lysis
Riley KJ, Yario TA, Steitz JA. Association of Argonaute proteins and microRNAs can occur after cell lysis. RNA 2012, 18: 1581-1585. PMID: 22836356, PMCID: PMC3425773, DOI: 10.1261/rna.034934.112.Peer-Reviewed Original ResearchConceptsHuman AgosMiRNA-protein complexesMicroRNA target identificationDirect mRNA targetsCore protein componentsArgonaute proteinsAGO proteinsMRNA targetsImmunoprecipitation experimentsProtein componentsMiRNA mimicsRNAEndogenous interactionCell lysisTarget identificationImmunopurification techniquesGlobal analysisProteinInteraction artifactsOrigin of interactionsExperimental approachArgonauteVivoAgoMiRNAsTri-snRNP-associated proteins interact with subunits of the TRAMP and nuclear exosome complexes, linking RNA decay and pre-mRNA splicing
Nag A, Steitz JA. Tri-snRNP-associated proteins interact with subunits of the TRAMP and nuclear exosome complexes, linking RNA decay and pre-mRNA splicing. RNA Biology 2012, 9: 334-342. PMID: 22336707, PMCID: PMC3384585, DOI: 10.4161/rna.19431.Peer-Reviewed Original ResearchConceptsDecay machineryMRNA splicingRNA decay machineryRNA decay factorsTri-snRNP complexNuclear exosome complexPM/SclYeast counterpartIntergenic transcriptsSnoRNA biogenesisExosome complexTri-snRNPRNA decayRRNA processingPhosphorylation sitesMRNA processingPutative componentsMtr4Prp31MachinerySplicingDifferent pathwaysProteinSpliceosomeBiogenesis
2006
A 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 ResearchEpstein-Barr virus noncoding RNAs are confined to the nucleus, whereas their partner, the human La protein, undergoes nucleocytoplasmic shuttling
Fok V, Friend K, Steitz JA. Epstein-Barr virus noncoding RNAs are confined to the nucleus, whereas their partner, the human La protein, undergoes nucleocytoplasmic shuttling. Journal Of Cell Biology 2006, 173: 319-325. PMID: 16682524, PMCID: PMC2063832, DOI: 10.1083/jcb.200601026.Peer-Reviewed Original ResearchMeSH KeywordsActive Transport, Cell NucleusAnimalsAntibiotics, AntineoplasticAutoantigensCell LineCell Line, TumorCell NucleusDactinomycinFatty Acids, UnsaturatedFemaleHeLa CellsHerpesvirus 4, HumanHumansKaryopherinsMiceNIH 3T3 CellsOocytesProtein BindingRibonucleoproteinsRNA TransportRNA, UntranslatedRNA, ViralXenopus laevisMultiple domains of EBER 1, an Epstein-Barr virus noncoding RNA, recruit human ribosomal protein L22
Fok V, Mitton-Fry RM, Grech A, Steitz JA. Multiple domains of EBER 1, an Epstein-Barr virus noncoding RNA, recruit human ribosomal protein L22. RNA 2006, 12: 872-882. PMID: 16556938, PMCID: PMC1440895, DOI: 10.1261/rna.2339606.Peer-Reviewed Original ResearchMeSH KeywordsBinding SitesCarrier ProteinsCell LineCross-Linking ReagentsElectrophoretic Mobility Shift AssayHerpesvirus 4, HumanHumansIn Vitro TechniquesMaltose-Binding ProteinsNucleic Acid ConformationPlasmidsProtein BindingProtein Structure, TertiaryRecombinant Fusion ProteinsRibosomal ProteinsRNA, UntranslatedRNA, ViralRNA-Binding ProteinsSequence DeletionTranscription, GeneticTransfectionUltraviolet Rays
2005
Molecular basis for RNA kink-turn recognition by the h15.5K small RNP protein
Szewczak LB, Gabrielsen JS, Degregorio SJ, Strobel SA, Steitz JA. Molecular basis for RNA kink-turn recognition by the h15.5K small RNP protein. RNA 2005, 11: 1407-1419. PMID: 16120832, PMCID: PMC1370824, DOI: 10.1261/rna.2830905.Peer-Reviewed Original ResearchConceptsMolecular basisRNA-protein complexesMobility shift assaysKink-turn motifPotential binding sitesNucleotide analog interference mappingSmall nucleolarSnoRNP assemblyRNA-RNA contactsRNP proteinsShift assaysSnoRNAsBackbone atomsBinding sitesPreferential bindingProteinEnergetic contributionsInterference mappingMinor interactionsStructural contextPotential sitesNucleolarSitesRNAMotif
2004
Evidence for reassociation of RNA-binding proteins after cell lysis: Implications for the interpretation of immunoprecipitation analyses
Mili S, Steitz JA. Evidence for reassociation of RNA-binding proteins after cell lysis: Implications for the interpretation of immunoprecipitation analyses. RNA 2004, 10: 1692-1694. PMID: 15388877, PMCID: PMC1370654, DOI: 10.1261/rna.7151404.Peer-Reviewed Original ResearchA molecular link between SR protein dephosphorylation and mRNA export
Huang Y, Yario TA, Steitz JA. A molecular link between SR protein dephosphorylation and mRNA export. Proceedings Of The National Academy Of Sciences Of The United States Of America 2004, 101: 9666-9670. PMID: 15210956, PMCID: PMC470732, DOI: 10.1073/pnas.0403533101.Peer-Reviewed Original ResearchConceptsNuclear export factor 1Multiple RNA-binding proteinsMRNA-protein complexesSR protein dephosphorylationMRNA nuclear exportASF/SF2RNA-binding proteinMRNA exportProtein dephosphorylationProtein complexesProtein adaptersNuclear exportSpliced mRNAPhosphorylation stateMolecular linkFactor 1MRNAHigh affinityMetazoansDephosphorylationExportComplexesSerineAdapterProteinThe 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-Binding ProteinsRNA, MessengerRNA, Small NuclearRNA, ViralT-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-Dependent and -Independent Modes of Assembly for Intron-Encoded Box C/D snoRNPs in Mammalian Cells
Hirose T, Shu MD, Steitz JA. Splicing-Dependent and -Independent Modes of Assembly for Intron-Encoded Box C/D snoRNPs in Mammalian Cells. Molecular Cell 2003, 12: 113-123. PMID: 12887897, DOI: 10.1016/s1097-2765(03)00267-3.Peer-Reviewed Original ResearchConceptsBox C/D snoRNAsSplice siteSnoRNP proteinsD snoRNAsSnoRNP assemblyMammalian cellsHost intronBox C/D snoRNPsSmall nucleolar RNAsD snoRNPsRRNA modificationNucleolar RNAsHost genesActive splicingNts upstreamIntronsEfficient expressionSnoRNAsStable stemSplicingVivo analysisProteinAssemblyBlockage experimentsStemSR Splicing Factors Serve as Adapter Proteins for TAP-Dependent mRNA Export
Huang Y, Gattoni R, Stévenin J, Steitz JA. SR Splicing Factors Serve as Adapter Proteins for TAP-Dependent mRNA Export. Molecular Cell 2003, 11: 837-843. PMID: 12667464, DOI: 10.1016/s1097-2765(03)00089-3.Peer-Reviewed Original ResearchAmino Acid SequenceAnimalsArginineBinding, CompetitiveBiological TransportCell NucleusGenes, DominantGlutathione TransferaseModels, BiologicalMolecular Sequence DataNucleocytoplasmic Transport ProteinsOocytesPeptidesPlasmidsPrecipitin TestsProtein BindingProtein Structure, TertiaryRecombinant Fusion ProteinsRNA, MessengerRNA-Binding ProteinsSerineTransfectionXenopusAssembly of the U1 snRNP involves interactions with the backbone of the terminal stem of U1 snRNA
McConnell TS, Lokken RP, Steitz JA. Assembly of the U1 snRNP involves interactions with the backbone of the terminal stem of U1 snRNA. RNA 2003, 9: 193-201. PMID: 12554862, PMCID: PMC1370385, DOI: 10.1261/rna.2136103.Peer-Reviewed Original Research
2002
Exclusive Interaction of the 15.5 kD Protein with the Terminal Box C/D Motif of a Methylation Guide snoRNP
Szewczak LB, DeGregorio SJ, Strobel SA, Steitz JA. Exclusive Interaction of the 15.5 kD Protein with the Terminal Box C/D Motif of a Methylation Guide snoRNP. Cell Chemical Biology 2002, 9: 1095-1107. PMID: 12401494, DOI: 10.1016/s1074-5521(02)00239-9.Peer-Reviewed Original ResearchConceptsBox C/D motifKD proteinD motifBox C/D snoRNAsBox C/D snoRNPsSite-specific methylationSpliceosomal RNAsDeleterious substitutionsD snoRNAsD snoRNPsBox DExclusive interactionsInteraction sitesXenopus oocytesSnoRNPsProteinMotifSnoRNAsVivoMethylationA89Single interaction siteRNAExocyclic amineOocytes
2001
Delineation of mRNA Export Pathways by the Use of Cell-Permeable Peptides
Gallouzi I, Steitz J. Delineation of mRNA Export Pathways by the Use of Cell-Permeable Peptides. Science 2001, 294: 1895-1901. PMID: 11729309, DOI: 10.1126/science.1064693.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAntennapedia Homeodomain ProteinAntigens, SurfaceBiological TransportCell LineCell Membrane PermeabilityCell NucleusCytoplasmELAV ProteinsELAV-Like Protein 1Genes, fosHeat-Shock ResponseHomeodomain ProteinsHumansKaryopherinsMolecular Sequence DataNeuropeptidesNuclear ProteinsPeptide FragmentsPhosphoproteinsProtein BindingProtein Structure, TertiaryReceptors, Cytoplasmic and NuclearRegulatory Sequences, Nucleic AcidReproducibility of ResultsRNA StabilityRNA-Binding ProteinsRNA, MessengerTetrahydrofolate DehydrogenaseTranscription FactorsConceptsNuclear export signalAU-rich elementsMessenger RNAsAdapter proteinCell-permeable peptideLeucine-rich nuclear export signalReceptor proteinMRNA export pathwayNuclear pore complexExport receptor CRM1Overall cellular distributionSitu hybridization experimentsMRNA exportExport signalNucleocytoplasmic shuttlingPore complexExport pathwayHybridization experimentsProtein ligandsCellular distributionProtein