Nuclear Localization SignalsCell Nucleusalpha KaryopherinsActive Transport, Cell NucleusAmino Acid SequenceMolecular Sequence DataKaryopherinsCytoplasmAmino Acids, BasicNuclear Proteinsbeta KaryopherinsRecombinant Fusion ProteinsBase SequenceSequence Homology, Amino AcidProtein Structure, TertiaryGreen Fluorescent ProteinsCOS CellsLuminescent ProteinsSequence DeletionProtein TransportHeLa CellsCell LineProtein BindingMutationCloning, MolecularTransfectionTranscription FactorsProtein Sorting SignalsNuclear Export SignalsSubcellular FractionsDNA-Binding ProteinsBiological Transportran GTP-Binding ProteinCarrier ProteinsDNA PrimersAmino Acid MotifsBinding SitesCell NucleolusMutagenesis, Site-DirectedSignal TransductionCell CompartmentationAmino AcidsCercopithecus aethiopsNucleoplasminsMicroscopy, FluorescenceSequence AlignmentRecombinant ProteinsDNA, ComplementaryPlasmidsCluster AnalysisRNA-Binding ProteinsConserved SequenceFluorescent Antibody TechniqueZinc FingersPhosphorylationViral ProteinsNuclear EnvelopeRNA, MessengerMicroscopy, ConfocalAmino Acid SubstitutionTranscription, GeneticSaccharomyces cerevisiaeMutagenesisAmino Acid Transport Systems, BasicSaccharomyces cerevisiae ProteinsCells, CulturedAmino Acids, DiaminoBlotting, Westernbeta-GalactosidaseFluorescent Antibody Technique, IndirectTwo-Hybrid System TechniquesDNAArginineLysineStructure-Activity RelationshipNucleocytoplasmic Transport Proteins3T3 CellsProtein IsoformsReceptors, Cytoplasmic and NuclearGenes, ReporterPeptidesPhosphoproteinsTrans-ActivatorsModels, BiologicalNuclear PoreFungal ProteinsPeptide FragmentsModels, MolecularMultigene FamilyTranscriptional ActivationProteinsPoint MutationEscherichia coliMembrane ProteinsGene Expression RegulationAntigens, Polyomavirus TransformingKineticsPlant ProteinsProtein Processing, Post-TranslationalDimerization