Nuclear Export SignalsKaryopherinsActive Transport, Cell NucleusCell NucleusNuclear Localization SignalsCytoplasmReceptors, Cytoplasmic and NuclearNucleocytoplasmic Transport ProteinsFatty Acids, UnsaturatedProtein Sorting SignalsGene Products, revran GTP-Binding ProteinAmino Acid SequenceMolecular Sequence Datarev Gene Products, Human Immunodeficiency VirusProtein TransportNuclear Pore Complex ProteinsNuclear ProteinsRecombinant Fusion ProteinsHeLa CellsBiological TransportRNA-Binding ProteinsProtein Structure, TertiaryLeucineGreen Fluorescent ProteinsRNA TransportLuminescent ProteinsCell LineCOS CellsMutationProtein BindingCarrier ProteinsSequence Homology, Amino AcidAmino Acid MotifsSignal TransductionNuclear PoreMicroscopy, Fluorescencebeta KaryopherinsGene Products, rexCercopithecus aethiopsRibonucleoproteinsNIH 3T3 CellsTransfectionSaccharomyces cerevisiae ProteinsRNA, MessengerDNA-Binding ProteinsMutagenesis, Site-DirectedNuclear EnvelopeSaccharomyces cerevisiaeSubcellular FractionsTranscription Factorsalpha KaryopherinsBase SequenceBinding SitesPlasmidsCell NucleolusConserved SequenceSequence AlignmentModels, BiologicalPhosphorylation14-3-3 ProteinsAntibiotics, AntineoplasticTranscription, GeneticTrans-ActivatorsTwo-Hybrid System TechniquesCell CompartmentationGenes, ReporterHinge Exons3T3 CellsFungal ProteinsRNA SplicingAmino Acid SubstitutionRibosome Subunits, Large, EukaryoticRecombinant ProteinsMicroinjectionsSequence DeletionRNA, ViralModels, MolecularDNA PrimersMutagenesisCells, CulturedUbiquitinPrecipitin TestsCloning, MolecularHIV-1Viral ProteinsLIM Domain ProteinsTranscriptional ActivationFluorescent Antibody Technique, IndirectCell Line, TumorConsensus SequenceRNA Processing, Post-TranscriptionalProtein IsoformsCytosolMutant ProteinsXenopusGene Expression RegulationImmunoblottingProteinsNuclear Matrix-Associated Proteins