Transcription FactorsTranscription, GeneticMEF2 Transcription FactorsPhenotypePromoter Regions, GeneticDNA-Binding ProteinsGene Expression RegulationMolecular Sequence DataBase SequenceSp1 Transcription FactorMuscle, SkeletalRNA, MessengerMusclesTrans-ActivatorsBinding SitesTranscriptional ActivationGene Expression Regulation, DevelopmentalSignal TransductionCell LineBasic Helix-Loop-Helix Transcription FactorsProtein BindingCell DifferentiationNuclear ProteinsMuscle DevelopmentAmino Acid SequenceMyogenic Regulatory FactorsMutationTranscription Factor AP-1Cells, CulturedRepressor ProteinsHomeodomain ProteinsMuscle ProteinsForkhead Transcription FactorsMuscle Fibers, Slow-TwitchDNAMuscle Fibers, SkeletalMuscle Fibers, Fast-TwitchTransfectionBasic-Leucine Zipper Transcription FactorsCell NucleusTranscription Factor AP-2Muscle, SmoothReverse Transcriptase Polymerase Chain ReactionKruppel-Like Transcription FactorsGenes, ReporterTranscription Factors, TFIIChromatin ImmunoprecipitationGene Expression ProfilingHeLa CellsMice, KnockoutGene ExpressionGATA4 Transcription FactorSTAT3 Transcription FactorMuscle, Smooth, VascularYY1 Transcription FactorMice, TransgenicMyoD ProteinTranscription Factor TFIIDNFATC Transcription FactorsMuscle ContractionActivating Transcription Factor 3Mice, Inbred C57BLNF-kappa BCloning, MolecularPaired Box Transcription FactorsZinc FingersElectrophoretic Mobility Shift AssaySp3 Transcription FactorRecombinant Fusion ProteinsTranscription Initiation SiteEnhancer Elements, GeneticMyosin Heavy ChainsPlasmidsActivating Transcription Factor 2Regulatory Sequences, Nucleic AcidPhosphorylationTranscription Factor TFIIBE2F1 Transcription FactorModels, BiologicalRNA Polymerase IIProtein Structure, TertiaryBasic Helix-Loop-Helix Leucine Zipper Transcription FactorsBlotting, WesternGATA3 Transcription FactorGene Expression Regulation, FungalCell Line, TumorGATA2 Transcription FactorGATA1 Transcription FactorSequence Homology, Amino AcidTCF Transcription FactorsLuciferasesGATA Transcription FactorsOligonucleotide Array Sequence AnalysisMicrophthalmia-Associated Transcription FactorTime FactorsImmunohistochemistrySaccharomyces cerevisiaeSTAT1 Transcription FactorDrosophila ProteinsHelix-Loop-Helix Motifs