2013
Phosphorylation of DGCR8 Increases Its Intracellular Stability and Induces a Progrowth miRNA Profile
Herbert KM, Pimienta G, DeGregorio SJ, Alexandrov A, Steitz JA. Phosphorylation of DGCR8 Increases Its Intracellular Stability and Induces a Progrowth miRNA Profile. Cell Reports 2013, 5: 1070-1081. PMID: 24239349, PMCID: PMC3892995, DOI: 10.1016/j.celrep.2013.10.017.Peer-Reviewed Original ResearchConceptsMicroprocessor complexRNA-binding proteinRNase III enzymeInhibition of phosphatasesStem-loop structureERK/MAPKSpecific processing activityMiRNA expression profilesExtracellular cuesMiRNA biogenesisDrosha proteinPhosphorylation sitesPrimary miRNAMammalian cellsProtein stabilityExpression profilesDGCR8Intracellular stabilityHeLa cellsCellular levelMiRNA profilesPhosphorylationMRNA levelsProteinCells
2007
AU-Rich-Element-Mediated Upregulation of Translation by FXR1 and Argonaute 2
Vasudevan S, Steitz JA. AU-Rich-Element-Mediated Upregulation of Translation by FXR1 and Argonaute 2. Cell 2007, 128: 1105-1118. PMID: 17382880, PMCID: PMC3430382, DOI: 10.1016/j.cell.2007.01.038.Peer-Reviewed Original ResearchMeSH Keywords3' Untranslated RegionsArgonaute ProteinsCell CycleCell LineChromatography, AffinityCulture Media, Serum-FreeEukaryotic Initiation Factor-2Genes, ReporterHumansLuciferases, FireflyMonocytesPeptide Initiation FactorsPolyribosomesProtein BiosynthesisRegulatory Sequences, Ribonucleic AcidRibonucleoproteinsRNA-Binding ProteinsSerumTumor Necrosis Factor-alphaUp-RegulationConceptsAU-rich elementsArgonaute 2Posttranscriptional regulatory systemsAffinity purification methodShRNA knockdown experimentsCell cycle arrestHuman cell linesTranslation activationRegulatory signalsMRNA stabilityGene expressionSerum starvationAU-RichFXR1Activation roleRegulatory systemProtein 1Cell linesMRNA levelsNew insightsDevelopmental consequencesTranslation conditionsUpregulationDirect evidencePurification method
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