Heterogeneous-Nuclear RibonucleoproteinsRNA, Heterogeneous NuclearRibonucleoproteinsHeterogeneous-Nuclear Ribonucleoprotein Group A-BHeterogeneous-Nuclear Ribonucleoprotein Group F-HRibonucleoproteins, Small NuclearHeterogeneous-Nuclear Ribonucleoprotein Group CRNA-Binding ProteinsHeterogeneous-Nuclear Ribonucleoprotein KRNA SplicingRNA PrecursorsNucleocytoplasmic Transport ProteinsHeLa CellsCell NucleussnRNP Core ProteinsCoiled BodiesMolecular Sequence DataSpliceosomesRNA, Small NuclearSMN Complex ProteinsAmino Acid SequenceBase SequenceRNA, MessengerNuclear ProteinsRibonucleoprotein, U4-U6 Small NuclearDEAD Box Protein 20Electrophoresis, Gel, Two-DimensionalRibonucleoprotein, U1 Small NuclearProtein BindingRibonucleoprotein, U5 Small NuclearNotophthalmus viridescensNucleoproteinsRibonucleoprotein, U2 Small NuclearAutoantigensProtein-Arginine N-MethyltransferasesMuscular Atrophy, SpinalRNA, Small CytoplasmicRNASurvival of Motor Neuron 1 ProteinRNA Processing, Post-TranscriptionalNucleic Acid PrecursorsRibonucleoproteins, Small NucleolarCell NucleolusTranscription, GeneticCyclic AMP Response Element-Binding ProteinProtein MethyltransferasesAutoantibodiesPrecipitin TestsLupus Erythematosus, SystemicSequence Homology, Amino AcidNucleic Acid ConformationCytoplasmCell LineBinding SitesAlternative SplicingProtein BiosynthesisMolecular WeightMutationMethylationElectrophoresis, Polyacrylamide GelImmunoprecipitationExonsPoly ASaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsNerve Tissue ProteinsRNA, ViralCloning, MolecularIntronsBlotting, WesternDrosophila melanogasterFluorescent Antibody TechniqueArtemiaMacromolecular SubstancesRecombinant Fusion Proteins