Nuclear Localization SignalsCell NucleusActive Transport, Cell Nucleusalpha KaryopherinsMolecular Sequence DataAmino Acid SequenceTranscription FactorsKaryopherinsbeta KaryopherinsTranscription, GeneticCytoplasmNuclear ProteinsRecombinant Fusion ProteinsProtein Sorting SignalsNuclear Export SignalsBase SequenceHeLa CellsCell LineMutationProtein Structure, TertiaryProtein TransportGreen Fluorescent ProteinsDNA-Binding ProteinsProtein BindingCOS CellsTransfectionSignal TransductionSequence Homology, Amino AcidSequence DeletionLuminescent ProteinsBinding Sitesran GTP-Binding ProteinRNA, MessengerCloning, MolecularCell NucleolusSubcellular FractionsPlasmidsCercopithecus aethiopsGene Expression RegulationCell CompartmentationNucleoplasminsAmino Acid MotifsBiological TransportMicroscopy, FluorescenceTranscriptional ActivationTrans-ActivatorsMutagenesis, Site-DirectedPromoter Regions, GeneticPhosphorylationDrug ResistanceCells, CulturedZinc FingersRepressor ProteinsSequence AlignmentGenes, ReporterDNA, ComplementarySaccharomyces cerevisiaeRecombinant ProteinsBlotting, WesternSaccharomyces cerevisiae ProteinsCarrier ProteinsRNA-Binding ProteinsDNAConserved SequenceDrug Resistance, MicrobialMicroscopy, ConfocalFluorescent Antibody Techniquebeta-GalactosidaseNuclear EnvelopeTwo-Hybrid System TechniquesDrug Resistance, BacterialMutagenesis3T3 CellsAmino Acids, BasicModels, BiologicalReceptors, Cytoplasmic and NuclearProtein IsoformsCell Line, TumorDNA PrimersFluorescent Antibody Technique, IndirectTumor Cells, CulturedGene ExpressionPhosphoproteinsViral ProteinsFungal ProteinsNucleocytoplasmic Transport ProteinsReverse Transcriptase Polymerase Chain ReactionDrug Resistance, NeoplasmEscherichia coliBacterial ProteinsNIH 3T3 CellsPlant ProteinsSp1 Transcription FactorPhenotypeImmunohistochemistryPolymerase Chain ReactionDrosophila ProteinsCell Cycle ProteinsGene DeletionNuclear Pore