DipeptidesSerineSerine EndopeptidasesCarnosineDipeptidasesSerine ProteasesSerine Proteinase InhibitorsAmino Acid SequenceMolecular Sequence DataNod2 Signaling Adaptor ProteinGlycylglycineSubstrate SpecificityAmino AcidsDiketopiperazinesKineticsGlycineSymportersPhosphorylationOligopeptidesAnserineGlycopeptidesAlaninePeptidesSerine C-PalmitoyltransferaseCathepsin CHydrolysisStructure-Activity RelationshipDipeptidyl-Peptidases and Tripeptidyl-PeptidasesBinding SitesBase SequenceBiological TransportCefadroxilHydrogen-Ion ConcentrationPhosphoserineSequence Homology, Amino AcidLeucineCephalexinAminopeptidasesProlineRecombinant ProteinsSerine O-AcetyltransferasePeptide SynthasesEscherichia coliModels, MolecularGlycine HydroxymethyltransferaseProtease InhibitorsMutationMutagenesis, Site-DirectedThreonineEndopeptidasesAdjuvants, ImmunologicCloning, MolecularCell LineProtein ConformationStereoisomerismProtein BindingProtein-Serine-Threonine KinasesIntestinal AbsorptionCarrier ProteinsPeptide HydrolasesPeptidoglycanPeptides, CyclicProtein Structure, TertiaryBacterial ProteinsDipeptidyl Peptidase 4Intestine, SmallCells, CulturedPhenylalanineChromatography, High Pressure LiquidReceptor-Interacting Protein Serine-Threonine Kinase 2RabbitsSequence AlignmentChymotrypsinProtein Processing, Post-TranslationalCarboxypeptidasesMembrane Transport ProteinsGlutamineEnzyme ActivationElectrophoresis, Polyacrylamide GelCatalysisSignal TransductionMolecular WeightCysteineJejunumHistidineCord FactorsMolecular StructureModels, ChemicalPeptide FragmentsTrypsinMolecular ConformationCatalytic DomainHartnup DiseaseLysineArginineAspartic AcidProteinsLeucyl Aminopeptidase