Amino Acid SequenceSequence Homology, Amino AcidMolecular Sequence DataCloning, MolecularBase SequenceAmino AcidsSequence Homology, Nucleic AcidNucleotidesSequence AlignmentEscherichia coliDNA, ComplementaryDNAPeptide FragmentsRestriction MappingGenes, BacterialAmino Acid SubstitutionSequence Analysis, DNAMolecular WeightCyanogen BromidePhylogenyBinding SitesRecombinant ProteinsBacterial ProteinsMutationGenesProtein ConformationRNA, MessengerSpecies SpecificityKineticsOpen Reading FramesSubstrate SpecificityTrypsinElectrophoresis, Polyacrylamide GelPlasmidsSequence AnalysisModels, MolecularChromatography, High Pressure LiquidCodonPeptidesDNA, BacterialPolymerase Chain ReactionCattleDNA PrimersMutagenesis, Site-DirectedGene LibraryAmino Acid MotifsConserved SequenceProtein BindingTranscription, GeneticCell LineProtein Structure, TertiaryStructure-Activity RelationshipBlotting, NorthernChymotrypsinAmino Acids, EssentialPolymorphism, Single NucleotideAmino Acid Transport SystemsAdenine NucleotidesProteinsDNA Restriction EnzymesBlotting, SouthernRecombinant Fusion ProteinsCarrier ProteinsMacromolecular SubstancesProtein Structure, SecondaryNucleic Acid HybridizationGene ExpressionProtein BiosynthesisPlant ProteinsMultigene FamilyChromatography, Ion ExchangeSaccharomyces cerevisiaeGuanine NucleotidesChromatography, GelViral ProteinsGenes, ViralEvolution, MolecularChromosome MappingRabbitsChickensSequence Analysis, ProteinOligonucleotide ProbesEndopeptidasesSequence HomologyGenetic VariationHydrolysisPlantsMembrane ProteinsGenetic Complementation TestBiological EvolutionSerine EndopeptidasesPurine NucleotidesRNAPeptide MappingLeucineGenes, FungalThermolysinLiverNucleic Acid ConformationSwine