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