2012
Tri-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
1997
Inhibition of mammalian spliceosome assembly and pre-mRNA splicing by peptide inhibitors of protein kinases.
Parker AR, Steitz JA. Inhibition of mammalian spliceosome assembly and pre-mRNA splicing by peptide inhibitors of protein kinases. RNA 1997, 3: 1301-12. PMID: 9409621, PMCID: PMC1369569.Peer-Reviewed Original ResearchConceptsCalmodulin binding domainMammalian spliceosome assemblySpliceosome assemblyMRNA splicingSplicing activityCaMK IIGS peptideProtein kinase CAutophosphorylation eventsCalmodulin kinase IIProlonged incubationProtein kinaseSplicing reactionSplicing assaysBinding domainsKinase IISplicingKinase CPeptide inhibitorDistinct mechanismsProteinKinaseCompetitive inhibitorAssemblyDistinct events
1996
More Sm snRNAs from Vertebrate Cells
Yu Y, Tarn W, Yario T, Steitz J. More Sm snRNAs from Vertebrate Cells. Experimental Cell Research 1996, 229: 276-281. PMID: 8986610, DOI: 10.1006/excr.1996.0372.Peer-Reviewed Original Research
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
1990
Spliced leader RNA sequences can substitute for the essential 5′ end of U1 RNA during splicing in a mammalian in vitro system
Bruzik J, Steitz J. Spliced leader RNA sequences can substitute for the essential 5′ end of U1 RNA during splicing in a mammalian in vitro system. Cell 1990, 62: 889-899. PMID: 2168293, DOI: 10.1016/0092-8674(90)90264-f.Peer-Reviewed Original Research
1989
The mammalian analogue of the yeast PRP8 splicing protein is present in the U4/5/6 small nuclear ribonucleoprotein particle and the spliceosome.
Pinto AL, Steitz JA. The mammalian analogue of the yeast PRP8 splicing protein is present in the U4/5/6 small nuclear ribonucleoprotein particle and the spliceosome. Proceedings Of The National Academy Of Sciences Of The United States Of America 1989, 86: 8742-8746. PMID: 2479028, PMCID: PMC298364, DOI: 10.1073/pnas.86.22.8742.Peer-Reviewed Original ResearchConceptsSmall nuclear ribonucleoproteinU5 small nuclear ribonucleoproteinHeLa cell nuclear extractsSmall nuclear ribonucleoprotein particleCell nuclear extractsAnti-trimethylguanosine antibodyNuclear ribonucleoprotein particleAffinity-purified spliceosomesSplicing proteinsMammalian proteinsYeast proteinsSnRNP complexMRNA splicingSplicing extractsRibonucleoprotein particleNuclear ribonucleoproteinMammalian analogueNuclear extractsSm classGradient fractionationSm epitopesProteinSpliceosomeProtein reactivePrp8
1988
Additional low-abundance human small nuclear ribonucleoproteins: U11, U12, etc.
Montzka KA, Steitz JA. Additional low-abundance human small nuclear ribonucleoproteins: U11, U12, etc. Proceedings Of The National Academy Of Sciences Of The United States Of America 1988, 85: 8885-8889. PMID: 2973606, PMCID: PMC282611, DOI: 10.1073/pnas.85.23.8885.Peer-Reviewed Original ResearchConceptsSmall nuclear ribonucleoproteinU12 small nuclear ribonucleoproteinsSm small nuclear ribonucleoproteinsTrimethylguanosine cap structureTwo-dimensional gel fractionationLow-abundance RNAsLower eukaryotesSmall RNAsMRNA processingMammalian cellsMRNA splicingNuclear ribonucleoproteinAdditional speciesCap structureNuclease sensitivityNew RNASm classSm epitopesRNAU11Gel fractionationPotential roleU12EukaryotesSplicing
1986
Pre-mRNA splicing in vitro requires intact U4/U6 small nuclear ribonucleoprotein
Black D, Steitz J. Pre-mRNA splicing in vitro requires intact U4/U6 small nuclear ribonucleoprotein. Cell 1986, 46: 697-704. PMID: 2427202, DOI: 10.1016/0092-8674(86)90345-4.Peer-Reviewed Original Research