Chromatography, AffinityMolecular Sequence DataDNA-Binding ProteinsBinding SitesDNABase SequenceProtein BindingPromoter Regions, GeneticBisbenzimidazoleTranscription FactorsAmino Acid SequenceTranscription, GeneticBinding, CompetitiveKineticsElectrophoresis, Polyacrylamide GelNuclear ProteinsDeoxyribonuclease IAntibody AffinityAffinity LabelsElectrophoretic Mobility Shift AssayCell LineMolecular WeightEnhancer Elements, GeneticCell NucleusOligodeoxyribonucleotidesModels, MolecularHeLa CellsRecombinant ProteinsRepressor ProteinsProtein Structure, TertiaryMutationDNA, Single-StrandedResponse ElementsSp1 Transcription FactorTrans-ActivatorsRegulatory Sequences, Nucleic AcidGene Expression RegulationBacterial ProteinsTransfectionTranscriptional ActivationNucleic Acid ConformationPlasmidsBlotting, WesternTumor Cells, CulturedLigandsStructure-Activity RelationshipProtein ConformationSurface Plasmon ResonanceRadioligand AssaySubstrate SpecificityMutagenesis, Site-DirectedEscherichia coliCarrier ProteinsPeptidesCell MembraneSepharoseRecombinant Fusion ProteinsSequence Homology, Amino AcidHydrogen-Ion ConcentrationCloning, MolecularPeptide FragmentsCattleReceptors, Cell SurfaceCHO CellsRabbitsCricetinaeThermodynamicsPeptide LibraryMacromolecular SubstancesSpectrometry, FluorescenceChromatography, GelCalciumAntibodies, MonoclonalAmino Acid SubstitutionProtein Structure, SecondaryCrystallography, X-RayDose-Response Relationship, DrugMolecular StructureCircular DichroismAdenosine TriphosphateCells, CulturedDimerizationAmino AcidsBiological TransportSequence AlignmentLectinsHeparinAllosteric RegulationIodine RadioisotopesProtein EngineeringOligopeptidesMembrane ProteinsMagnesiumCross-Linking ReagentsTemperatureModels, ChemicalAntibodiesHydrolysisDNA PrimersPhosphorylation