OligonucleotidesOligonucleotides, AntisenseBase SequenceMolecular Sequence DataOligodeoxyribonucleotidesAmino Acid SequenceOligoribonucleotidesBinding SitesDNAModels, MolecularPhosphorothioate OligonucleotidesMutagenesis, Site-DirectedOligodeoxyribonucleotides, AntisenseNucleic Acid ConformationOligonucleotide ProbesKineticsProtein BindingProtein ConformationThionucleotidesStructure-Activity RelationshipCloning, MolecularNucleic Acid DenaturationEscherichia coliSequence Homology, Amino AcidMutationProtein Structure, TertiarySubstrate SpecificityRNA, MessengerOligoribonucleotides, AntisenseNucleic Acid HybridizationProtein Structure, SecondaryRecombinant ProteinsSequence AlignmentCell LineAmino Acid SubstitutionRibonuclease HRNACysteineCircular DichroismMagnetic Resonance SpectroscopyOrganophosphorus CompoundsDNA PrimersPolymerase Chain ReactionPeptide FragmentsTransfectionAmino AcidsDNA-Binding ProteinsPeptidesDNA, Single-StrandedDrug ResiduesCrystallography, X-RayMolecular StructureChromatography, High Pressure LiquidPlasmidsThermodynamicsElectrophoresis, Polyacrylamide GelIndicators and ReagentsTranscription, GeneticHydrogen-Ion ConcentrationMutagenesisHistidineConserved SequenceLysineNucleic AcidsTemperatureCatalysisRibonuclease T1GuanineRecombinant Fusion ProteinsPesticide ResiduesBacterial ProteinsRibonucleasesHydrogen BondingPoint MutationDNA, ComplementarySequence Homology, Nucleic AcidCatalytic DomainBase PairingCells, CulturedHydrolysisDNA, AntisenseHeLa CellsSpectrometry, FluorescenceNuclear Magnetic Resonance, BiomolecularPhosphorylationCattleIntercalating AgentsCross-Linking ReagentsMolecular WeightProteinsTranscription FactorsPromoter Regions, GeneticAmino Acid MotifsTumor Cells, CulturedBase CompositionFluorescent DyesBinding, CompetitiveSpectrophotometry, UltravioletGenes, SyntheticGene Expression