2021
Hyperosmotic stress alters the RNA polymerase II interactome and induces readthrough transcription despite widespread transcriptional repression
Rosa-Mercado NA, Zimmer JT, Apostolidi M, Rinehart J, Simon MD, Steitz JA. Hyperosmotic stress alters the RNA polymerase II interactome and induces readthrough transcription despite widespread transcriptional repression. Molecular Cell 2021, 81: 502-513.e4. PMID: 33400923, PMCID: PMC7867636, DOI: 10.1016/j.molcel.2020.12.002.Peer-Reviewed Original ResearchConceptsWidespread transcriptional repressionTranscriptional repressionPol IIIntegrator complex subunitsRNA polymerase IIGenome-wide lossStress-induced redistributionParental genesTranscriptional outputDoG inductionPolymerase IIChIP sequencingHuman cell linesUpstream geneComplex subunitsPolyadenylation factorsTranscription profilesReadthrough transcriptsCatalytic subunitIntegrator activityCellular stressHyperosmotic stressTranscriptional levelTranscription resultsGenes
2009
Nuclear networking fashions pre-messenger RNA and primary microRNA transcripts for function
Pawlicki JM, Steitz JA. Nuclear networking fashions pre-messenger RNA and primary microRNA transcripts for function. Trends In Cell Biology 2009, 20: 52-61. PMID: 20004579, PMCID: PMC2821161, DOI: 10.1016/j.tcb.2009.10.004.Peer-Reviewed Original ResearchConceptsMature messenger RNAGene expressionRNA polymerase II transcriptsProtein-coding genesPolymerase II transcriptsRNA polymerase IIMessenger RNAPre-messenger RNARNA processing reactionsCotranscriptional eventsPolymerase IIProcessing eventsProcessing reactionsExtensive molecular interactionsEarly stepsTranscriptsRNAExquisite couplingMolecular interactionsMicroRNAsExpressionNuclear networkCrucial roleFinal fateSplicingSubnuclear compartmentalization of transiently expressed polyadenylated pri-microRNAs: Processing at transcription sites or accumulation in SC35 foci
Pawlicki JM, Steitz JA. Subnuclear compartmentalization of transiently expressed polyadenylated pri-microRNAs: Processing at transcription sites or accumulation in SC35 foci. Cell Cycle 2009, 8: 345-356. PMID: 19177009, PMCID: PMC3004524, DOI: 10.4161/cc.8.3.7494.Peer-Reviewed Original ResearchConceptsPri-miRNA processingPri-miRNAsTranscription sitesPrimary miRNA transcriptsPri-miRNA transcriptsPre-miRNA hairpinsRNA polymerase IIASF/SF2Splicing factor SC35Target messenger RNAsNumber of proteinsMiRNA biogenesisMiRNA transcriptsNuclear organizationMRNA metabolismPolymerase IINuclear fociProlyl isomeraseFactor SC35Subnuclear compartmentalizationPri-microRNAsMammalian cellsSC35 domainsGene expressionSC35
1995
U12 snRNA in vertebrates: evolutionary conservation of 5' sequences implicated in splicing of pre-mRNAs containing a minor class of introns.
Tarn WY, Yario TA, Steitz JA. U12 snRNA in vertebrates: evolutionary conservation of 5' sequences implicated in splicing of pre-mRNAs containing a minor class of introns. RNA 1995, 1: 644-56. PMID: 7489523, PMCID: PMC1369308.Peer-Reviewed Original ResearchConceptsU12 snRNASnRNA genesMinor class intronsRNA polymerase IIU6 snRNA sequencesMinor classPutative branch siteNoncanonical splice sitesMajor classesEvolutionary conservationBranch site sequencePolymerase IIU2 genesFunctional genesSnRNA sequencesIntronsConsensus sequenceSnRNASite sequenceUpstream elementSplice siteSplicingGenesTranscriptionBranch site