Cytochromes c'Nucleic Acid ConformationColonoscopesbeta-GlobinsOperator Regions, GeneticGuanidineCytochromes c1Locus Control RegionDNA, SuperhelicalProtein DenaturationMotionModels, MolecularDNARepressor ProteinsMolecular Sequence DataChromatinModels, ChemicalThermodynamicsKineticsProtein FoldingProtein Structure, SecondaryCytochromes cDNA-Binding ProteinsComputer SimulationProtein BindingAmino Acid SequenceBinding SitesBase SequencePromoter Regions, GeneticProtein ConformationTranscription FactorsTranscription, GeneticLoop of HenleFeedback, PhysiologicalProtein Structure, TertiaryMutagenesis, Site-DirectedCrystallography, X-RayBlind Loop SyndromeMutationSequence Homology, Amino AcidStructure-Activity RelationshipEscherichia coliAmino Acid SubstitutionSequence AlignmentFeedbackCatalytic DomainRecombinant ProteinsCell LineNuclear Magnetic Resonance, BiomolecularRecombinant Fusion ProteinsAfferent Loop SyndromeSubstrate SpecificityMutagenesisModels, BiologicalAnticodonHIV Envelope Protein gp120Amino Acid MotifsConserved SequenceSignal TransductionCysteineLigandsPeptide FragmentsMagnetic Resonance SpectroscopyBacterial ProteinsDisulfidesRNADimerizationCatalysisPoint MutationProtein Structure, QuaternaryPeptidesEscherichia coli ProteinsCircular DichroismAutocrine CommunicationPhosphorylationTransfectionBase PairingStructural Homology, ProteinHIV-1Molecular Dynamics SimulationCloning, MolecularDNA PrimersCOS CellsProtein EngineeringSequence DeletionMembrane ProteinsRabbitsAlanineModels, StructuralCricetinaeCell MembraneEnzyme ActivationSodium Potassium Chloride Symporter InhibitorsMutant ProteinsRNA, MessengerIleumG-QuadruplexesEpitopesTemperatureHydrolysis