Ribonuclease HRibonucleasesRibonuclease, PancreaticRibonuclease H, Human Immunodeficiency VirusEndoribonucleasesRibonuclease T1RNA-Directed DNA PolymeraseRibonuclease PHIV Reverse TranscriptaseBenzocycloheptenesPolynucleotidesEndonucleasesMolecular Sequence DataEscherichia coliHydrazonesOligoribonucleotidesRNAPlacental HormonesKineticsSubstrate SpecificityRibonuclease IIIModels, MolecularBase SequenceAmino Acid SequenceTropolonePyranocoumarinsPoly TCattleCations, DivalentMagnesiumEosinophil-Derived NeurotoxinEnzyme StabilityReverse Transcriptase InhibitorsManganeseProtein DenaturationGammaretrovirusProtein ConformationChromatography, Ion ExchangeChromatography, DEAE-CelluloseDNA-Directed DNA PolymeraseMolecular WeightHydrolysisBinding SitesNucleic Acid DenaturationNucleic Acid HybridizationThymus GlandHIV-1RNA, BacterialCentrifugation, Density GradientOncogenic VirusesNucleic Acid ConformationAvian myeloblastosis virusThermus thermophilusHydrogen-Ion ConcentrationStructure-Activity RelationshipCircular DichroismPancreasDNACytidine MonophosphateExoribonucleasesCatalytic DomainTemplates, GeneticElectrophoresis, Polyacrylamide GelProtein Structure, TertiaryProtein FoldingRauscher VirusRetroelementsThermodynamicsRNA, CatalyticTemperatureCrystallography, X-RayGuanosine MonophosphateAvian leukosis virusTritiumRecombinant ProteinsAmino Acid SubstitutionPlasmidsMutagenesis, Site-DirectedMutationArtiodactylaMagnetic Resonance SpectroscopyProtein Structure, SecondarySequence AlignmentCloning, MolecularMoloney murine leukemia virusRNA, TransferDNA ReplicationRNA, ViralImmunoassayDNA PrimersDNA-Directed RNA PolymerasesRNA, RibosomalIsoelectric FocusingPolyribonucleotidesPoly CTranscription, GeneticMacromolecular SubstancesRNA, MessengerBenzoatesHistidine