Active Transport, Cell Nucleusran GTP-Binding Proteinbeta Karyopherinsalpha KaryopherinsBiological TransportKaryopherinsCell NucleusNuclear Localization SignalsNucleocytoplasmic Transport ProteinsNuclear PoreNuclear Pore Complex ProteinsBiological Transport, ActiveNuclear EnvelopeNucleoplasminsNuclear ProteinsProtein TransportMolecular Sequence DataAmino Acid SequenceCytoplasmAxonal TransportWheat Germ AgglutininsIon TransportCarrier ProteinsMembrane Transport ProteinsHeLa CellsCellular Apoptosis Susceptibility ProteinRecombinant Fusion ProteinsProtein BindingCell LineKineticsGreen Fluorescent ProteinsSaccharomyces cerevisiaeMutationSaccharomyces cerevisiae ProteinsMonosaccharide Transport ProteinsLuminescent ProteinsProtein Sorting SignalsModels, BiologicalCell CompartmentationDigitoninRNA TransportCell-Penetrating PeptidesElectron TransportBase SequenceReceptors, Cytoplasmic and NuclearXenopus laevisProtein Structure, TertiarySequence Homology, Amino AcidMicroinjectionsBinding SitesCell Membrane PermeabilityAntigens, Polyomavirus TransformingSodiumTransport VesiclesTransfectionOocytesFungal ProteinsXenopusMicroscopy, FluorescenceCercopithecus aethiopsCOS CellsCell MembraneNuclear Export SignalsRecombinant ProteinsRepetitive Sequences, Amino AcidCloning, MolecularCells, CulturedDNA-Binding ProteinsFluorescence Recovery After PhotobleachingSignal TransductionRNA, MessengerAnion Transport ProteinsGTPase-Activating ProteinsMutagenesisFluorescent Antibody TechniquePlasmidsCation Transport ProteinsAdenosine TriphosphateGolgi ApparatusMutagenesis, Site-DirectedGuanine Nucleotide Exchange FactorsPhosphorylationVesicular Transport ProteinsGuanosine TriphosphateSequence DeletionSequence AlignmentGene Products, vprGlucosePhycoerythrinMicroscopy, ConfocalAmino AcidsEscherichia coliRNA-Binding ProteinsAmino Acid Transport SystemsGTP PhosphohydrolasesProtein Processing, Post-TranslationalViral ProteinsTranscription FactorsMonomeric GTP-Binding ProteinsCytosol