Nuclear Localization SignalsCell NucleusActive Transport, Cell Nucleusalpha KaryopherinsMolecular Sequence DataAmino Acid SequenceKaryopherinsbeta KaryopherinsCytoplasmNuclear ProteinsProtein Sorting SignalsNuclear Export SignalsRecombinant Fusion ProteinsHeLa CellsProtein TransportGreen Fluorescent ProteinsProtein Structure, TertiaryCell LineCOS CellsBase SequenceMutationLuminescent Proteinsran GTP-Binding ProteinDNA-Binding ProteinsTransfectionSequence DeletionSequence Homology, Amino AcidProtein BindingSignal TransductionTranscription FactorsSubcellular FractionsCell NucleolusNucleoplasminsCell CompartmentationGenes, Tumor SuppressorCercopithecus aethiopsMicroscopy, FluorescenceAmino Acid MotifsBiological TransportCloning, MolecularTumor Suppressor ProteinsBinding SitesGenes, SuppressorMutagenesis, Site-DirectedPhosphorylationRNA-Binding ProteinsNuclear EnvelopeMicroscopy, ConfocalFluorescent Antibody TechniqueTumor Suppressor Protein p53PlasmidsDNA, ComplementaryZinc FingersCarrier ProteinsAmino Acids, BasicRNA, MessengerSequence AlignmentRecombinant ProteinsBlotting, WesternTranscription, GeneticDNA PrimersViral ProteinsSaccharomyces cerevisiaeCells, CulturedTwo-Hybrid System TechniquesConserved SequenceSaccharomyces cerevisiae Proteinsbeta-GalactosidaseFluorescent Antibody Technique, Indirect3T3 CellsNucleocytoplasmic Transport ProteinsMutagenesisProtein IsoformsSuppressor of Cytokine Signaling ProteinsReceptors, Cytoplasmic and NuclearGenes, ReporterRepressor ProteinsSuppression, GeneticTrans-ActivatorsTranscriptional ActivationPhosphoproteinsNuclear PoreCell Line, TumorAntigens, Polyomavirus TransformingCell Cycle ProteinsNIH 3T3 CellsImmunohistochemistryModels, BiologicalGene Expression RegulationTumor Cells, CulturedFungal ProteinsCell CycleFatty Acids, UnsaturatedGene DeletionDrosophila ProteinsProteinsN-Acylneuraminate CytidylyltransferaseImmunoprecipitationDNAProtein-Serine-Threonine Kinases