2021
SARS-CoV-2 expresses a microRNA-like small RNA able to selectively repress host genes
Pawlica P, Yario TA, White S, Wang J, Moss WN, Hui P, Vinetz JM, Steitz JA. SARS-CoV-2 expresses a microRNA-like small RNA able to selectively repress host genes. Proceedings Of The National Academy Of Sciences Of The United States Of America 2021, 118: e2116668118. PMID: 34903581, PMCID: PMC8719879, DOI: 10.1073/pnas.2116668118.Peer-Reviewed Original ResearchConceptsBasic leucine zipper ATF-like transcription factor 2Small RNAsHuman lung-derived cell linesSARS-CoV-2 infectionLung-derived cell linesRNA interference (RNAi) pathwayHost miRNA levelsTranscription factor 2Cellular machineryInterference pathwayDrosha proteinSARS-CoV-2-infected individualsHost genesSevere acute respiratory syndrome coronavirus 2Acute respiratory syndrome coronavirus 2Respiratory syndrome coronavirus 2Host miRNAsPutative targetsSyndrome coronavirus 2SARS-CoV-2MiRNA levelsFactor 2Cell linesNasopharyngeal swabsCoronavirus 2
2015
Widespread Inducible Transcription Downstream of Human Genes
Vilborg A, Passarelli MC, Yario TA, Tycowski KT, Steitz JA. Widespread Inducible Transcription Downstream of Human Genes. Molecular Cell 2015, 59: 449-461. PMID: 26190259, PMCID: PMC4530028, DOI: 10.1016/j.molcel.2015.06.016.Peer-Reviewed Original ResearchConceptsOsmotic stressLong non-coding regionsDownstream of genesProtein-coding genesNon-coding regionsPervasive transcriptionHuman cell linesTranscription downstreamHuman genomeHuman genesTranscript inductionRNA-seqPolyA signalUpstream transcriptsUndescribed mechanismGenesCell linesTranscriptionTranscript typeActive regulationTranscriptsDetailed mechanistic studiesRNADownstreamMechanistic studiesProteomics and Transcriptomics of BJAB Cells Expressing the Epstein-Barr Virus Noncoding RNAs EBER1 and EBER2
Pimienta G, Fok V, Haslip M, Nagy M, Takyar S, Steitz JA. Proteomics and Transcriptomics of BJAB Cells Expressing the Epstein-Barr Virus Noncoding RNAs EBER1 and EBER2. PLOS ONE 2015, 10: e0124638. PMID: 26121143, PMCID: PMC4487896, DOI: 10.1371/journal.pone.0124638.Peer-Reviewed Original ResearchConceptsMRNA-seq dataHost cell nucleusBJAB cellsCell proliferationGene expression featuresPro-survival effectsProtein adaptersAlternative splicingMRNA transcriptomeUpregulated proteinsSILAC dataRich elementsAkt activationPI3K-AktBiochemical assaysCell nucleiEBV latencySwitch eventsProteinMaintenance of latencyCell linesVEGFA proteinMechanistic explanationUpregulated oncogenesPIK3AP1
2011
Posttranscriptional activation of gene expression in Xenopus laevis oocytes by microRNA–protein complexes (microRNPs)
Mortensen RD, Serra M, Steitz JA, Vasudevan S. Posttranscriptional activation of gene expression in Xenopus laevis oocytes by microRNA–protein complexes (microRNPs). Proceedings Of The National Academy Of Sciences Of The United States Of America 2011, 108: 8281-8286. PMID: 21536868, PMCID: PMC3100953, DOI: 10.1073/pnas.1105401108.Peer-Reviewed Original ResearchConceptsMicroRNA–protein complexesProtein kinase AIIXenopus laevis oocytesImmature Xenopus laevis oocytesGene expression activationMammalian cell linesLaevis oocytesHuman Ago2Target reporterMammalian cellsExpression activationMyt1 kinaseGene expressionPosttranscriptional activationRegulated expressionSpecific mRNAsPhysiological relevanceQuiescent cellsMicroRNAsOocyte stateCell linesOocytesReporterCAMP levelsExpression
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
1986
Localization of Epstein-Barr virus-encoded small RNAs by in situ hybridization.
Howe JG, Steitz JA. Localization of Epstein-Barr virus-encoded small RNAs by in situ hybridization. Proceedings Of The National Academy Of Sciences Of The United States Of America 1986, 83: 9006-9010. PMID: 3024161, PMCID: PMC387063, DOI: 10.1073/pnas.83.23.9006.Peer-Reviewed Original Research
1981
Monoclonal antibodies to nucleic acid-containing cellular constituents: probes for molecular biology and autoimmune disease.
Lerner EA, Lerner MR, Janeway CA, Steitz JA. Monoclonal antibodies to nucleic acid-containing cellular constituents: probes for molecular biology and autoimmune disease. Proceedings Of The National Academy Of Sciences Of The United States Of America 1981, 78: 2737-2741. PMID: 6789322, PMCID: PMC319432, DOI: 10.1073/pnas.78.5.2737.Peer-Reviewed Original ResearchConceptsAnti-Sm antibodiesMonoclonal anti-Sm antibodyAutoimmune diseasesMonoclonal antibodiesLupus erythematosus-like syndromeMRL/Mp-lpr/lprProduction of autoantibodiesPatient seraSpleen cellsImmunofluorescence techniqueAntibodiesSP 2/0Competition radioimmunoassayImmunoprecipitation patternsCell linesSm antigenAntigenDiseaseMiceCellular constituentsCellular componentsAutoantibodiesPatientsLupusSyndrome