Nuclear Localization SignalsCell NucleusActive Transport, Cell Nucleusalpha KaryopherinsAmino Acid SequenceMolecular Sequence DataKaryopherinsbeta KaryopherinsCytoplasmNuclear ProteinsNuclear Export SignalsRecombinant Fusion ProteinsProtein Sorting SignalsProtein TransportHeLa CellsGreen Fluorescent ProteinsCell LineProtein Structure, TertiaryCOS CellsLuminescent ProteinsBase SequenceSubcellular Fractionsran GTP-Binding ProteinMutationProtein BindingTransfectionDNA-Binding ProteinsSequence Homology, Amino AcidSequence DeletionTranscription FactorsCell CompartmentationCell NucleolusMicroscopy, FluorescenceSignal TransductionCercopithecus aethiopsBiological TransportNucleoplasminsAmino Acid MotifsCloning, MolecularBinding SitesFluorescent Antibody TechniqueMutagenesis, Site-DirectedMicroscopy, ConfocalPhosphorylationNuclear EnvelopeRNA-Binding ProteinsPlasmidsAmino Acids, BasicDNA, ComplementaryZinc FingersFluorescent Antibody Technique, IndirectBlotting, WesternSequence AlignmentRNA, MessengerCarrier ProteinsRecombinant ProteinsTwo-Hybrid System TechniquesCells, CulturedTranscription, GeneticSaccharomyces cerevisiae ProteinsDNA PrimersViral 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