RibonucleasesRibonuclease, PancreaticRibonuclease T1Ribonuclease HMolecular Sequence DataRibonuclease PEndoribonucleasesAmino Acid SequenceMutagenesis, Site-DirectedModels, MolecularEscherichia coliBinding SitesBase SequenceProtein ConformationKineticsMutationProtein BindingPlacental HormonesProtein Structure, TertiarySequence Homology, Amino AcidRibonuclease IIIMutant ProteinsAmino Acid SubstitutionSubstrate SpecificityStructure-Activity RelationshipCloning, MolecularBacterial ProteinsProtein Structure, SecondarySequence AlignmentEosinophil-Derived NeurotoxinCattleHistidineAmino AcidsTemperatureCell LineCatalysisCysteineHydrogen-Ion ConcentrationGenetic Complementation TestCrystallography, X-RayCircular DichroismPhenotypeOligoribonucleotidesEnzyme StabilityPoint MutationPeptide FragmentsProtein FoldingPlasmidsEscherichia coli ProteinsRNAElectrophoresis, Polyacrylamide GelRecombinant ProteinsMice, Mutant StrainsPancreasLysineRecombinant Fusion ProteinsMagnetic Resonance SpectroscopyNucleic Acid ConformationRNA, MessengerCatalytic DomainDNA PrimersProtein DenaturationExoribonucleasesRNA, BacterialHydrolysisCytidine MonophosphateConserved SequencePeptidesProteinsMolecular WeightDNARNA, CatalyticAlanineTranscription, GeneticRibonuclease H, Human Immunodeficiency VirusGenes, BacterialHydrogen BondingTransfectionSequence DeletionGuanosine MonophosphateAspartic AcidThermodynamicsMutagenesis, InsertionalDisulfidesGene DeletionTryptophanMembrane ProteinsTrypsinRNA, TransferAsparaginePhosphorylationAmino Acid MotifsFungal ProteinsDNA-Binding ProteinsDimerizationArginineHot TemperatureMutation, MissenseSerineCarrier Proteins