Substrate SpecificityEscherichia coliEscherichia coli ProteinsMolecular Sequence DataAmino Acid SequenceKineticsSensitivity and SpecificityBinding SitesBase SequenceModels, MolecularEscherichia coli InfectionsCloning, MolecularRecombinant ProteinsSequence Homology, Amino AcidBacterial ProteinsCatalysisCatalytic DomainHydrolysisMutationMutagenesis, Site-DirectedHydrogen-Ion ConcentrationProtein BindingCrystallography, X-RaySequence AlignmentProtein ConformationProtein Structure, TertiaryStructure-Activity RelationshipEscherichia coli O157Genes, BacterialPlasmidsSpecies SpecificityMolecular WeightElectrophoresis, Polyacrylamide GelDNA, BacterialAntibody SpecificityTemperatureIsoenzymesAmino AcidsRecombinant Fusion ProteinsEnzyme StabilityMolecular StructurePeptidesDNA PrimersAmino Acid SubstitutionCattleSerine EndopeptidasesPhosphorylationProtein Structure, SecondaryEscherichia coli K12StereoisomerismEndopeptidasesPhylogenyChromatography, High Pressure LiquidCell LineAlcohol OxidoreductasesOligopeptidesOxidation-ReductionCarrier ProteinsSaccharomyces cerevisiaeProtein EngineeringAcyltransferasesChromatography, GelCarbohydrate SequenceOxidoreductasesModels, ChemicalGene Expression Regulation, BacterialDNABiological TransportEnzyme ActivationMembrane Transport ProteinsDNA, ComplementaryAdenosine TriphosphateAmino Acid MotifsGlycoside HydrolasesMutagenesisMembrane ProteinsPeptide LibraryOligosaccharidesAdhesins, Escherichia coliHydrolasesLiverSequence Analysis, DNAPolymerase Chain ReactionCell MembraneConserved SequencePseudomonasModels, BiologicalGenetic Complementation TestAdenosine TriphosphatasesBiocatalysisPeptide HydrolasesPeptide FragmentsRabbitsAcyl Coenzyme AProtein KinasesNucleic Acid ConformationAminopeptidasesTime FactorsOperonRestriction Mapping