SpliceosomesRNA SplicingRNA PrecursorsRibonucleoprotein, U5 Small NuclearRibonucleoproteins, Small NuclearRibonucleoprotein, U2 Small NuclearRibonucleoprotein, U4-U6 Small NuclearRNA, Small NuclearAlternative SplicingRNA Splice SitesRibonucleoprotein, U1 Small NuclearIntronsRibonucleoproteinsDEAD-box RNA HelicasesRNA HelicasesRNA, FungalNucleic Acid PrecursorsExonsHeLa CellsSaccharomyces cerevisiaeMolecular Sequence DataSaccharomyces cerevisiae ProteinsRNA-Binding ProteinsBase SequenceRNA, MessengerCell NucleusRibonuclease HNucleic Acid ConformationFungal ProteinsNuclear ProteinsAmino Acid SequenceMutationProtein BindingTranscription, GeneticComplement Pathway, AlternativeAdenosine Triphosphate