Nuclear Localization SignalsCell Nucleusalpha KaryopherinsActive Transport, Cell NucleusAmino Acid SequenceMolecular Sequence DataKaryopherinsCytoplasmNuclear Proteinsbeta KaryopherinsRecombinant Fusion ProteinsGreen Fluorescent ProteinsProtein TransportProtein Structure, TertiaryLuminescent ProteinsHeLa CellsCOS CellsBase SequenceSequence DeletionCell LineSequence Homology, Amino AcidProtein BindingMutationTransfectionTranscription FactorsNuclear Export SignalsSubcellular FractionsProtein Sorting SignalsCloning, MolecularDNA-Binding ProteinsBiological Transportran GTP-Binding ProteinCell CompartmentationCell NucleolusMicroscopy, FluorescenceSignal TransductionCercopithecus aethiopsCarrier ProteinsDNA PrimersNucleoplasminsAmino Acid MotifsBinding SitesFluorescent Antibody TechniqueMutagenesis, Site-DirectedMicroscopy, ConfocalPhosphorylationNuclear EnvelopeRNA-Binding ProteinsPlasmidsAmino Acids, BasicDNA, ComplementaryZinc FingersFluorescent Antibody Technique, IndirectBlotting, WesternSequence AlignmentRNA, MessengerRecombinant ProteinsTwo-Hybrid System TechniquesCells, CulturedTranscription, GeneticSaccharomyces cerevisiae ProteinsViral ProteinsConserved SequenceSaccharomyces cerevisiaebeta-GalactosidaseProtein Isoforms3T3 CellsReceptors, Cytoplasmic and NuclearNucleocytoplasmic Transport ProteinsImmunohistochemistryGenes, ReporterMutagenesisPhosphoproteinsTrans-ActivatorsTranscriptional ActivationNuclear PoreNIH 3T3 CellsAntigens, Polyomavirus TransformingCell Cycle ProteinsModels, BiologicalFungal ProteinsFatty Acids, UnsaturatedRepressor ProteinsGene Expression RegulationImmunoprecipitationDrosophila ProteinsNuclear Pore Complex ProteinsNuclear MatrixDNAImmunoblottingMembrane ProteinsN-Acylneuraminate CytidylyltransferaseAlternative SplicingCell CycleProtein-Serine-Threonine KinasesCell Line, TumorCytosolDimerizationAT-Hook MotifsTumor Cells, Cultured