Nuclear Localization SignalsCell NucleusActive Transport, Cell Nucleusalpha KaryopherinsMolecular Sequence DataAmino Acid SequenceKaryopherinsbeta KaryopherinsCytoplasmProtein Sorting SignalsNuclear ProteinsNuclear Export SignalsRecombinant Fusion ProteinsProtein TransportHeLa CellsGreen Fluorescent ProteinsProtein Structure, TertiaryCell LineCOS CellsBase SequenceLuminescent Proteinsran GTP-Binding ProteinMutationSequence DeletionSequence Homology, Amino AcidDNA-Binding ProteinsProtein BindingTransfectionSignal TransductionSubcellular FractionsTranscription FactorsCell NucleolusNucleoplasminsCell CompartmentationCercopithecus aethiopsBiological TransportMicroscopy, FluorescenceAmino Acid MotifsCloning, MolecularBinding SitesMutagenesis, Site-DirectedNuclear EnvelopeRNA-Binding ProteinsPhosphorylationMicroscopy, ConfocalFluorescent Antibody TechniqueAmino Acids, BasicDNA, ComplementaryPlasmidsSequence AlignmentZinc FingersRecombinant ProteinsCarrier ProteinsRNA, MessengerDNA PrimersConserved SequenceViral ProteinsBlotting, WesternCells, CulturedTwo-Hybrid System TechniquesFluorescent Antibody Technique, IndirectTranscription, GeneticSaccharomyces cerevisiae Proteinsbeta-GalactosidaseSaccharomyces cerevisiaeNucleocytoplasmic Transport ProteinsReceptors, Cytoplasmic and Nuclear3T3 CellsProtein IsoformsMutagenesisGenes, ReporterNuclear PorePhosphoproteinsTrans-ActivatorsTranscriptional ActivationNIH 3T3 CellsModels, BiologicalAntigens, Polyomavirus TransformingImmunohistochemistryFatty Acids, UnsaturatedGene Expression RegulationRepressor ProteinsCell Cycle ProteinsN-Acylneuraminate CytidylyltransferaseFungal ProteinsNuclear Pore Complex ProteinsImmunoprecipitationDNAAT-Hook MotifsDrosophila ProteinsDimerizationPlant ProteinsAlternative SplicingNuclear MatrixMembrane ProteinsProtein-Serine-Threonine KinasesGene DeletionProteinsImmunoblottingPoint Mutation