Nuclear Export SignalsKaryopherinsActive Transport, Cell NucleusNuclear Localization SignalsCell NucleusCytoplasmReceptors, Cytoplasmic and NuclearProtein Sorting SignalsFatty Acids, UnsaturatedGene Products, revNucleocytoplasmic Transport Proteinsran GTP-Binding ProteinAmino Acid SequenceMolecular Sequence DataProtein Transportrev Gene Products, Human Immunodeficiency VirusRecombinant Fusion ProteinsNuclear ProteinsHeLa CellsNuclear Pore Complex ProteinsLeucineProtein Structure, TertiaryBiological TransportGreen Fluorescent ProteinsLuminescent ProteinsCell LineMutationRNA-Binding ProteinsCOS CellsSignal TransductionSequence Homology, Amino AcidProtein BindingAmino Acid MotifsCarrier ProteinsMicroscopy, FluorescenceCercopithecus aethiopsTransfectionGene Products, rexbeta KaryopherinsMutagenesis, Site-DirectedNIH 3T3 CellsDNA-Binding ProteinsRNA TransportNuclear PoreRNA, MessengerSubcellular FractionsRibonucleoproteinsBinding SitesTranscription FactorsSaccharomyces cerevisiae ProteinsBase Sequencealpha KaryopherinsSaccharomyces cerevisiaeSequence AlignmentNuclear EnvelopeConserved SequencePlasmidsModels, BiologicalHinge ExonsPhosphorylationCell NucleolusTranscription, GeneticTrans-ActivatorsGenes, ReporterAntibiotics, Antineoplastic14-3-3 ProteinsCell CompartmentationTwo-Hybrid System TechniquesRecombinant Proteins3T3 CellsAmino Acid SubstitutionSequence DeletionFungal ProteinsMicroinjectionsCells, CulturedModels, MolecularCloning, MolecularDNA PrimersLIM Domain ProteinsMutagenesisConsensus SequenceProtein IsoformsRNA SplicingProteinsXenopusTranscriptional ActivationCell Line, TumorGene DeletionViral ProteinsGene Expression RegulationPrecipitin TestsUbiquitinCytosolHIV-1Mutant ProteinsFluorescent Antibody Technique, IndirectRNA, ViralOocytesBlotting, WesternXenopus laevis