1998
Modification of U6 Spliceosomal RNA Is Guided by Other Small RNAs
Tycowski K, You Z, Graham P, Steitz J. Modification of U6 Spliceosomal RNA Is Guided by Other Small RNAs. Molecular Cell 1998, 2: 629-638. PMID: 9844635, DOI: 10.1016/s1097-2765(00)80161-6.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceCell FractionationCell LineCell NucleolusChromosomal Proteins, Non-HistoneDimerizationHeLa CellsHumansMethylationMiceMolecular Sequence DataNucleic Acid ConformationOligodeoxyribonucleotides, AntisenseOocytesPrecipitin TestsRibonuclease HRNA, Ribosomal, 28SRNA, Small NuclearSpliceosomesXenopus laevisModifications of U2 snRNA are required for snRNP assembly and pre‐mRNA splicing
Yu Y, Shu M, Steitz J. Modifications of U2 snRNA are required for snRNP assembly and pre‐mRNA splicing. The EMBO Journal 1998, 17: 5783-5795. PMID: 9755178, PMCID: PMC1170906, DOI: 10.1093/emboj/17.19.5783.Peer-Reviewed Original ResearchConceptsEnd of U2Native gel analysisPre-mRNA splicingU2 snRNP particleGlycerol gradient analysisPseudouridylation activityGuanosine capSnRNP assemblySpliceosomal snRNAsSplicing activityTMG capSpliceosome assemblyU2 RNAU2 snRNAU2 functionProtein profilesGel analysisSnRNP particlesXenopus oocytesInternal modificationSnRNASplicingPotent inhibitorU2Extensive modification
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-Binding ProteinsRNA, MessengerRNA, Small NuclearRNA, ViralTranscription, GeneticTransfectionConceptsAU-rich elementsMRNA degradation machinerySmall nuclear RNAHSUR 1Host RNA moleculesDegradation machineryMammalian mRNAsNuclear RNARNA moleculesMutational analysisSequence requirementsTarget RNAHuR proteinOngoing translationRNA 1MRNARapid degradationRNASimilar mechanismDegradation activityDeadenylationSnRNAMachineryProteinDegradation
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
1994
Sequence and structural elements critical for U8 snRNP function in Xenopus oocytes are evolutionarily conserved.
Peculis BA, Steitz JA. Sequence and structural elements critical for U8 snRNP function in Xenopus oocytes are evolutionarily conserved. Genes & Development 1994, 8: 2241-2255. PMID: 7958892, DOI: 10.1101/gad.8.18.2241.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceBiological EvolutionChromosomal Proteins, Non-HistoneConserved SequenceFemaleMethylationMolecular Sequence DataMutagenesis, Site-DirectedMutationNucleic Acid ConformationOocytesRibonucleoproteins, Small NuclearRNA CapsRNA PrecursorsRNA Processing, Post-TranscriptionalRNA, Small NuclearXenopus
1993
Mutations in the conserved loop of human U5 snRNA generate use of novel cryptic 5′ splice sites in vivo.
Cortes JJ, Sontheimer EJ, Seiwert SD, Steitz JA. Mutations in the conserved loop of human U5 snRNA generate use of novel cryptic 5′ splice sites in vivo. The EMBO Journal 1993, 12: 5181-5189. PMID: 8262061, PMCID: PMC413781, DOI: 10.1002/j.1460-2075.1993.tb06213.x.Peer-Reviewed Original ResearchConceptsSplice siteRabbit beta-globin geneBeta-globin transcriptsBeta-globin geneU5 genesConserved loopMRNA splicingU5 snRNASecond intronFirst exonExon sequencesLoop mutantsSecond exonExpression vectorTransient transfectionCryptic sitesNovel siteHeLa cellsGT dinucleotideExonsExon 1U5 sequencesSnRNAMutationsVivo system
1992
Site-specific cross-linking of mammalian U5 snRNP to the 5' splice site before the first step of pre-mRNA splicing.
Wyatt JR, Sontheimer EJ, Steitz JA. Site-specific cross-linking of mammalian U5 snRNP to the 5' splice site before the first step of pre-mRNA splicing. Genes & Development 1992, 6: 2542-2553. PMID: 1340469, DOI: 10.1101/gad.6.12b.2542.Peer-Reviewed Original ResearchConceptsSplice siteMRNA splicingATP-dependent interactionHeLa nuclear extractsU5 snRNPMRNA substratesSplice site regionProtein factorsU5 snRNANucleotides upstreamU6 snRNAPre-mRNANuclear extractsSplicingSite regionLoop sequenceCross-link formationSnRNASplicing conditionsWatson-Crick complementarityCross-linking strategyU1Selective photoactivationSnRNPMammalian
1991
An intact Box C sequence in the U3 snRNA is required for binding of fibrillarin, the protein common to the major family of nucleolar snRNPs.
Baserga SJ, Yang XD, Steitz JA. An intact Box C sequence in the U3 snRNA is required for binding of fibrillarin, the protein common to the major family of nucleolar snRNPs. The EMBO Journal 1991, 10: 2645-2651. PMID: 1714385, PMCID: PMC452965, DOI: 10.1002/j.1460-2075.1991.tb07807.x.Peer-Reviewed Original ResearchConceptsBox CU3 snRNANucleolar small RNAsSite-specific mutationsShort nucleotide sequencesFibrillarin proteinSmall RNAsDeletion analysisCommon binding siteBox DNucleotide sequenceSnRNPsMajor familiesSnRNAU3 snRNPRNAInput RNAFibrillarinBinding sitesC sequencesBindingProteinSequenceAnti-fibrillarin autoantibodiesBiogenesis
1985
Association of the lupus antigen La with a subset of U6 snRNA molecules
Rinke J, Steitz J. Association of the lupus antigen La with a subset of U6 snRNA molecules. Nucleic Acids Research 1985, 13: 2617-2629. PMID: 2582364, PMCID: PMC341179, DOI: 10.1093/nar/13.7.2617.Peer-Reviewed Original Research