Nuclear Localization SignalsCell NucleusActive Transport, Cell NucleusCytoplasmalpha KaryopherinsAmino Acid SequenceMolecular Sequence DataKaryopherinsbeta KaryopherinsProtein Sorting SignalsNuclear Export SignalsNuclear ProteinsRecombinant Fusion ProteinsProtein TransportHeLa CellsGreen Fluorescent ProteinsCell LineProtein Structure, TertiaryCOS CellsLuminescent ProteinsBase Sequenceran GTP-Binding ProteinMutationSequence DeletionSequence Homology, Amino AcidSubcellular FractionsTransfectionProtein BindingDNA-Binding ProteinsCell NucleolusCell CompartmentationSignal TransductionTranscription FactorsNucleoplasminsCercopithecus aethiopsMicroscopy, FluorescenceBiological TransportAmino Acid MotifsCloning, MolecularBinding SitesMutagenesis, Site-DirectedNuclear EnvelopeMicroscopy, ConfocalRNA-Binding ProteinsFluorescent Antibody TechniquePhosphorylationAmino Acids, BasicPlasmidsDNA, ComplementaryZinc FingersRecombinant ProteinsSequence AlignmentCarrier ProteinsRNA, MessengerViral ProteinsFluorescent Antibody Technique, IndirectNucleocytoplasmic Transport ProteinsBlotting, WesternTwo-Hybrid System TechniquesConserved SequenceDNA Primersbeta-GalactosidaseCells, CulturedSaccharomyces cerevisiae ProteinsSaccharomyces cerevisiaeTranscription, GeneticReceptors, Cytoplasmic and Nuclear3T3 CellsProtein IsoformsNuclear PoreGenes, ReporterMutagenesisPhosphoproteinsImmunohistochemistryTrans-ActivatorsTranscriptional ActivationNIH 3T3 CellsAntigens, Polyomavirus TransformingFatty Acids, UnsaturatedModels, BiologicalNuclear Pore Complex ProteinsN-Acylneuraminate CytidylyltransferaseFungal ProteinsCell Cycle ProteinsGene Expression RegulationRepressor ProteinsNuclear MatrixDNAImmunoprecipitationAT-Hook MotifsAlternative SplicingPlant ProteinsDimerizationImmunoblottingMembrane ProteinsProteinsDrosophila ProteinsCytosolTumor Cells, CulturedCell Cycle