Vaccinia virusVacciniaGenes, polMolecular Sequence DataBase SequenceAmino Acid SequenceGene Products, polViral ProteinsCloning, MolecularGenes, ViralCell LinePoxviridaeMutationTranscription, GeneticSmallpoxEscherichia coliPlasmidsHeLa CellsVariola virusGenes, BacterialDNA, ViralVirus ReplicationCowpox virusRestriction MappingSequence Homology, Amino AcidGenetic VectorsRecombinant ProteinsOpen Reading FramesRNA, MessengerPoxviridae InfectionsBacterial ProteinsDNA-Directed DNA PolymeraseVaccines, SyntheticGenesBiological ProductsSaccharomyces cerevisiaeViral Envelope ProteinsKineticsRecombination, GeneticGenetic Complementation TestGene Expression Regulation, ViralDNA ReplicationDNA PrimersCercopithecus aethiopsProtein BiosynthesisMolecular WeightDNA-Binding ProteinsViral VaccinesTranscription FactorsGene ExpressionRecombinant Fusion ProteinsRNA Polymerase IIDNARNA, ViralSequence AlignmentViral Structural ProteinsSequence Homology, Nucleic AcidDNA Polymerase betaPolymerase Chain ReactionFowlpox virusTransfectionGene Expression RegulationMice, Inbred BALB CMutagenesisPhenotypeAntibodies, ViralViral Plaque AssayDNA Polymerase IIIGenes, FungalGene DeletionProtein BindingBinding SitesPromoter Regions, GeneticSubstrate SpecificityMonkeypox virusCells, CulturedSequence Analysis, DNADNA, BacterialDNA, RecombinantElectrophoresis, Polyacrylamide GelSaccharomyces cerevisiae ProteinsDNA-Directed RNA PolymerasesAntigens, ViralGene Products, gagDNA Polymerase IIRabbitsFungal ProteinsProtein Processing, Post-TranslationalNucleotidyltransferasesProteinsOperonRNA Polymerase IIITemperatureGenes, Regulatorpol Gene Products, Human Immunodeficiency VirusDNA, ComplementaryChromosome Mappingbeta-GalactosidaseBlotting, WesternNeutralization Tests