2002
The splicing of U12‐type introns can be a rate‐limiting step in gene expression
Patel AA, McCarthy M, Steitz JA. The splicing of U12‐type introns can be a rate‐limiting step in gene expression. The EMBO Journal 2002, 21: 3804-3815. PMID: 12110592, PMCID: PMC126102, DOI: 10.1093/emboj/cdf297.Peer-Reviewed Original ResearchConceptsU12-type intronsGene expressionDrosophila melanogaster S2 cellsProtein-coding genesU12-type spliceosomePost-transcriptional regulationHuman tissue culture cellsU2-type intronsMetazoan genomesTissue culture cellsS2 cellsU12-typeIntron removalIdentical mRNAIntronsFluorescent proteinQuantitative RT-PCR assayMinigene constructsCulture cellsRate-limiting stepSpliceosomeMRNAMinor classExpressionRT-PCR assaysThe Divergent U12-Type Spliceosome Is Required for Pre-mRNA Splicing and Is Essential for Development in Drosophila
Otake LR, Scamborova P, Hashimoto C, Steitz JA. The Divergent U12-Type Spliceosome Is Required for Pre-mRNA Splicing and Is Essential for Development in Drosophila. Molecular Cell 2002, 9: 439-446. PMID: 11864616, DOI: 10.1016/s1097-2765(02)00441-0.Peer-Reviewed Original ResearchMeSH KeywordsAlternative SplicingAnimalsAnimals, Genetically ModifiedBase SequenceDrosophila melanogasterDrosophila ProteinsGenes, LethalIntronsLarvaMolecular Sequence DataMutagenesis, InsertionalNerve Tissue ProteinsNuclear ProteinsNucleic Acid ConformationProtein IsoformsRibonucleoprotein, U4-U6 Small NuclearRibonucleoproteins, Small NuclearRNA PrecursorsRNA SplicingRNA, Small NuclearSequence AlignmentSequence Homology, Nucleic AcidSpliceosomesTranscription FactorsTransgenesConceptsU12-type spliceosomeThird instar larvalU12-type intronsPre-mRNA splicingU4atac/U6atacMetazoan organismsHomeodomain proteinsU5 snRNPsDrosophila melanogasterU12 spliceosomeMRNA intronsU12 snRNASingle locusU6atacInstar larvalSpliceosomeEmbryonic stagesCNS developmentIntronsMinor classU12DrosophilaMelanogasterVertebratesSnRNPs
1996
A Novel Spliceosome Containing U11, U12, and U5 snRNPs Excises a Minor Class (AT–AC) Intron In Vitro
Tarn W, Steitz J. A Novel Spliceosome Containing U11, U12, and U5 snRNPs Excises a Minor Class (AT–AC) Intron In Vitro. Cell 1996, 84: 801-811. PMID: 8625417, DOI: 10.1016/s0092-8674(00)81057-0.Peer-Reviewed Original ResearchMeSH KeywordsBase CompositionBase SequenceBlotting, NorthernCell NucleusHeLa CellsHumansMolecular Sequence DataNucleic Acid ConformationOligodeoxyribonucleotidesPlasmidsPolymerase Chain ReactionRibonuclease HRibonucleoprotein, U5 Small NuclearRibonucleoproteins, Small NuclearRNA PrecursorsRNA SplicingConceptsU5 small nuclear ribonucleoproteinSmall nuclear ribonucleoproteinU12 small nuclear ribonucleoproteinsMinor class intronsProtein coding genesPre-mRNA substrateNative gel electrophoresisCoding genesBranch site sequenceSplicing complexesNuclear ribonucleoproteinPre-mRNAP120 geneLariat intermediateSite sequenceIntronsHeLa cellsEssential roleSplicingGel electrophoresisBranch siteGenesU12Minor classU11
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