Nuclear Localization SignalsCell NucleusActive Transport, Cell Nucleusalpha KaryopherinsMolecular Sequence DataAmino Acid SequenceKaryopherinsbeta KaryopherinsCytoplasmProtein Sorting SignalsNuclear ProteinsNuclear Export SignalsRecombinant Fusion ProteinsHeLa CellsCell LineProtein TransportGreen Fluorescent ProteinsBase SequenceMutationProtein Structure, TertiaryCOS CellsLuminescent ProteinsSignal TransductionTransfectionDNA-Binding Proteinsran GTP-Binding ProteinSequence Homology, Amino AcidSequence DeletionProtein BindingTranscription FactorsSubcellular FractionsCell NucleolusNucleoplasminsCell CompartmentationCercopithecus aethiopsBiological TransportMicroscopy, FluorescenceCloning, MolecularAmino Acid MotifsDrug ResistanceBinding SitesPlasmidsRNA, MessengerMutagenesis, Site-DirectedPhosphorylationCells, CulturedDrug Resistance, MicrobialMicroscopy, ConfocalNuclear EnvelopeFluorescent Antibody TechniqueRecombinant ProteinsRNA-Binding ProteinsTranscription, GeneticDrug Resistance, BacterialBlotting, WesternCarrier ProteinsDNA, ComplementaryDNA PrimersSequence AlignmentAmino Acids, BasicEnzyme InductionZinc FingersViral Proteinsbeta-GalactosidaseFluorescent Antibody Technique, IndirectConserved SequenceSaccharomyces cerevisiaeReceptors, Cytoplasmic and NuclearSaccharomyces cerevisiae Proteins3T3 CellsTwo-Hybrid System TechniquesGene Expression RegulationDrug Resistance, NeoplasmGenes, ReporterMutagenesisProtein IsoformsNucleocytoplasmic Transport ProteinsTranscriptional ActivationTrans-ActivatorsModels, BiologicalPhosphoproteinsCell Line, TumorTumor Cells, CulturedNuclear PoreApoptosisImmunohistochemistryAntigens, Polyomavirus TransformingNIH 3T3 CellsPlant ProteinsRepressor ProteinsGene ExpressionDNAFatty Acids, UnsaturatedFungal ProteinsMembrane ProteinsCell Cycle ProteinsPhenotypeTime FactorsDrug Resistance, MultipleN-Acylneuraminate Cytidylyltransferase