Protein IsoformsSp Transcription FactorsSp1 Transcription FactorSp3 Transcription FactorSp4 Transcription FactorSp2 Transcription FactorMolecular Sequence DataAlternative SplicingPlicamycinDual-Specificity PhosphatasesSubstrate SpecificityBase SequenceAmino Acid SequenceSensitivity and SpecificityPromoter Regions, GeneticRNA, MessengerTranscription, GeneticBinding SitesCell Line, TumorProtein BindingTranscription Factorsortho-AminobenzoatesGene Expression RegulationCell LineProtein Tyrosine PhosphatasesSequence Homology, Amino AcidBlotting, WesternTriterpenesExonsElectrophoretic Mobility Shift AssayIsoenzymesCloning, MolecularGene Expression Regulation, EnzymologicDNA-Binding ProteinsTransfectionMitogen-Activated Protein Kinase PhosphatasesReverse Transcriptase Polymerase Chain ReactionDNA PrimersCCAAT-Binding FactorChromatin ImmunoprecipitationTranscription Factor AP-2Down-RegulationMutationPhosphorylationIsomerismGene Expression Regulation, NeoplasticRecombinant Fusion ProteinsSequence AlignmentGenes, ReporterCells, CulturedDNA, ComplementaryMutagenesis, Site-DirectedDual Specificity Phosphatase 1Species SpecificityAntibody SpecificityHeLa CellsRepressor ProteinsSignal TransductionTranscriptional ActivationRNA, Small InterferingCell ProliferationMyosin Heavy ChainsDrosophila ProteinsLuciferasesOrgan SpecificityProteomicsProtein Structure, TertiaryNuclear ProteinsRNA SplicingRNA InterferenceMice, NudeGene Expression Regulation, DevelopmentalRecombinant ProteinsDrosophilaElectrophoresis, Gel, Two-DimensionalProtein-Serine-Threonine KinasesPolymerase Chain ReactionKineticsUp-RegulationMass SpectrometryProtein Processing, Post-TranslationalRNA-Binding ProteinsGene ExpressionXenograft Model Antitumor AssaysProteomeRNA Splice SitesIntronsHMGA1b ProteinElectrophoresis, Polyacrylamide GelProtein-Tyrosine KinasesTissue DistributionMuscle Fibers, Slow-TwitchDrosophila melanogasterMembrane Proteins14-3-3 ProteinsDNAProteinsBrainSequence Homology, Nucleic AcidMuscle Fibers, Fast-Twitch