RibonucleasesRibonuclease, PancreaticRibonuclease T1Ribonuclease HRibonuclease PEndoribonucleasesMolecular Sequence DataPlacental HormonesEscherichia coliRibonuclease IIIMutant ProteinsAmino Acid SequenceEosinophil-Derived NeurotoxinBase SequenceKineticsMutagenesis, Site-DirectedModels, MolecularBinding SitesMutationBacterial ProteinsProtein ConformationGenetic Complementation TestTemperatureOligoribonucleotidesPhenotypeMice, Mutant StrainsSubstrate SpecificityCattleProtein BindingPancreasExoribonucleasesCloning, MolecularRNACytidine MonophosphateRNA, BacterialProtein Structure, TertiaryAmino Acid SubstitutionRibonuclease H, Human Immunodeficiency VirusRNA, CatalyticRNA, MessengerSequence Homology, Amino AcidCell LineNucleic Acid ConformationEnzyme StabilityGuanosine MonophosphateStructure-Activity RelationshipHydrogen-Ion ConcentrationEscherichia coli ProteinsPlasmidsProtein DenaturationHistidineCatalysisRNA, TransferMutagenesis, InsertionalSequence AlignmentGene DeletionTranscription, GeneticArtiodactylaPoint MutationElectrophoresis, Polyacrylamide GelGenes, BacterialProtein FoldingDNA PrimersRNA, RibosomalCircular DichroismAmino AcidsEndonucleasesHydrolysisProtein Structure, SecondaryHot TemperatureCentrifugation, Density GradientFungal ProteinsPolynucleotidesRecombinant Fusion ProteinsMolecular WeightGene Expression Regulation, BacterialArabidopsisPolyribonucleotidesSequence DeletionPoly CCrystallography, X-RayTransfectionProteinsTranscription FactorsDNA-Binding ProteinsDNASaccharomyces cerevisiae ProteinsChromatography, Ion ExchangeGenesThermodynamicsArabidopsis ProteinsAllelesMagnetic Resonance SpectroscopyPolyribonucleotide NucleotidyltransferaseMagnesiumChromosome MappingExosome Multienzyme Ribonuclease ComplexMutation, MissenseRNA, ViralOligonucleotides