DipeptidesAmino AcidsCarnosineSequence Homology, Amino AcidDipeptidasesAmino Acid SubstitutionCloning, MolecularMolecular Sequence DataGlycylglycineNod2 Signaling Adaptor ProteinAmino Acid SequenceKineticsSubstrate SpecificityPeptidesSymportersDiketopiperazinesStructure-Activity RelationshipGlycineLeucineOligopeptidesAlanineEscherichia coliAnserineGlycopeptidesBiological TransportBase SequenceBinding SitesAmino Acids, EssentialModels, MolecularHydrolysisProtein ConformationSequence AlignmentAmino Acid MotifsMutationAmino Acid Transport SystemsProlineBacterial ProteinsRecombinant ProteinsDipeptidyl-Peptidases and Tripeptidyl-PeptidasesCathepsin CMutagenesis, Site-DirectedPeptide SynthasesStereoisomerismCefadroxilCarrier ProteinsPeptide FragmentsProtein BindingCephalexinGlutamineProtein Structure, TertiaryChromatography, High Pressure LiquidIntestinal AbsorptionDNA, ComplementaryLysineMolecular WeightAdjuvants, ImmunologicCell LineAminopeptidasesProteinsAmino Acids, DiaminoSequence Homology, Nucleic AcidArgininePeptidoglycanPeptides, CyclicValineEndopeptidasesRabbitsMembrane Transport ProteinsAmino Acids, AromaticIntestine, SmallHydrogen-Ion ConcentrationElectrophoresis, Polyacrylamide GelProtein Structure, SecondaryAmino Acids, SulfurDNAGenes, BacterialRecombinant Fusion ProteinsAspartic AcidRNA, MessengerPlasmidsMolecular StructureIsoleucineMethioninePeptide HydrolasesDipeptidyl Peptidase 4Restriction MappingCattleModels, ChemicalNitrogenJejunumHartnup DiseaseMagnetic Resonance SpectroscopyLeucyl AminopeptidaseMolecular ConformationCarboxypeptidasesDNA PrimersConserved SequenceSequence Analysis, ProteinChemistryReceptor-Interacting Protein Serine-Threonine Kinase 2