Helix-Loop-Helix MotifsBasic Helix-Loop-Helix Transcription FactorsInhibitor of Differentiation ProteinsHepatocyte Nuclear Factor 3-betaHepatocyte Nuclear Factor 3-gammaHepatocyte Nuclear Factor 3-alphaForkhead Transcription FactorsTranscription FactorsWinged-Helix Transcription FactorsMyoD ProteinDNA-Binding ProteinsGene Expression Regulation, DevelopmentalMolecular Sequence DataTranscription, GeneticBase SequenceNuclear ProteinsCell DifferentiationRNA, MessengerMice, TransgenicPromoter Regions, GeneticMice, KnockoutAmino Acid SequenceT-Lymphocytes, RegulatoryHelix (Snails)Binding SitesGene Expression RegulationSp1 Transcription FactorProtein BindingTranscriptional ActivationTrans-ActivatorsDNACell LineMutationRepressor ProteinsProtein Structure, SecondaryProtein Structure, TertiaryModels, MolecularHomeodomain ProteinsSignal TransductionTranscription Factor AP-1TransfectionTranscription Factor 7-Like 1 ProteinBasic-Leucine Zipper Transcription FactorsCell NucleusMyogeninSequence Homology, Amino AcidTCF Transcription FactorsGenes, ReporterCells, CulturedTranscription Factor AP-2Recombinant Fusion ProteinsHeLa CellsChromatin ImmunoprecipitationCloning, MolecularKruppel-Like Transcription FactorsTranscription Factors, TFIIMEF2 Transcription FactorsEnhancer Elements, GeneticNucleic Acid ConformationPaired Box Transcription FactorsSequence AlignmentBasic Helix-Loop-Helix Leucine Zipper Transcription FactorsPlasmidsReverse Transcriptase Polymerase Chain ReactionTranscription Factor TFIIDMutagenesis, Site-DirectedYY1 Transcription FactorSTAT3 Transcription FactorGATA4 Transcription FactorElectrophoretic Mobility Shift AssayGene ExpressionActivating Transcription Factor 3Myogenic Regulatory FactorsRegulatory Sequences, Nucleic AcidModels, Biological