Nuclear Localization SignalsCell Nucleusalpha KaryopherinsActive Transport, Cell NucleusKaryopherinsAmino Acid Sequencebeta KaryopherinsMolecular Sequence DataCytoplasmNuclear ProteinsRecombinant Fusion Proteinsran GTP-Binding ProteinHeLa CellsProtein TransportNuclear Export SignalsGreen Fluorescent ProteinsProtein Sorting SignalsProtein Structure, TertiaryProtein BindingCell LineNuclear EnvelopeBiological TransportSubcellular FractionsSequence Homology, Amino AcidAntigens, Polyomavirus TransformingLuminescent ProteinsBase SequenceTranscription FactorsDNA-Binding ProteinsCell CompartmentationCOS CellsTransfectionMutationMicroscopy, FluorescenceSequence DeletionNucleocytoplasmic Transport ProteinsBinding SitesCell NucleolusAmino Acid MotifsMutagenesis, Site-DirectedNuclear Pore Complex ProteinsFluorescent Antibody TechniqueCercopithecus aethiopsCloning, MolecularPhosphorylationSaccharomyces cerevisiae ProteinsMicroscopy, ConfocalRNA-Binding ProteinsSignal TransductionSaccharomyces cerevisiaeCarrier ProteinsRecombinant ProteinsPlasmidsbeta-GalactosidaseFungal ProteinsDNA PrimersSequence Alignment3T3 CellsDNA, ComplementaryCells, CulturedTranscription, GeneticCytosolRNA, MessengerAntigens, Viral, TumorDimerizationCell Cycle ProteinsTrans-ActivatorsParathyroid Hormone-Related ProteinPeptidesGlutathione TransferaseModels, BiologicalStructure-Activity RelationshipProtein-Serine-Threonine KinasesNucleoplasminsPeptide FragmentsProtein IsoformsXenopusTumor Cells, CulturedI-kappa B ProteinsBlotting, WesternPoint MutationCell Line, TumorPhosphoproteinsSerineDNAKineticsGenes, ReporterReceptors, Cytoplasmic and NuclearNF-kappa BFluorescent Antibody Technique, IndirectZinc FingersImmunoprecipitationAmino Acids, BasicRepressor ProteinsTwo-Hybrid System TechniquesImmunohistochemistryViral ProteinsConserved SequenceModels, MolecularMembrane Proteins