StereoisomerismAmino AcidsRacemases and EpimerasesAlanine RacemaseAspartic AcidOptical RotationSequence Homology, Amino AcidForensic SciencesAmino Acid IsomerasesRadiometric DatingAmino Acid SequencePaleontologyIsomerismMummiesalpha-Crystallin A ChainSilica GelD-Aspartic AcidAmino Acid SubstitutionTartratesCloning, MolecularAllantoinKineticsAsparagineChromatography, High Pressure LiquidAge Determination by TeethProtein D-Aspartate-L-Isoaspartate MethyltransferaseAspartameAmino Acids, EssentialAmino Acid Transport SystemsPeptide FragmentsSubstrate SpecificityMolecular Sequence DataSequence AlignmentModels, ChemicalRecombinant ProteinsDentinAmino Acid MotifsBase SequenceMagnetic Resonance SpectroscopyEscherichia coliCatalysisMutationBinding SitesProteinsMutagenesis, Site-DirectedDNA, ComplementaryAmino Acids, AromaticSequence Homology, Nucleic AcidAmino Acids, Branched-ChainAmino Acids, SulfurLeucineProtein ConformationCircular DichroismLens, CrystallineModels, MolecularDental EnamelHydrogen-Ion ConcentrationChemistryChemical PhenomenaStructure-Activity RelationshipProtein Structure, TertiaryMolecular StructureFossilsDNAHot TemperatureMolecular WeightPeptidesProtein BindingBacterial ProteinsBone and BonesRestriction MappingCell LinePhylogenyAlanineRecombinant Fusion ProteinsSequence Analysis, DNAGenes, BacterialAgingElectrophoresis, Polyacrylamide GelRNA, MessengerAmino Acid Transport Systems, BasicProtein Structure, SecondaryPlasmidsConserved SequenceIsoleucineWaterAmino Acids, BasicLysineSpecies SpecificityCollagenDNA PrimersCarrier ProteinsCodonCyanogen BromideTrypsinGlycineCattleBiological TransportAmino Acids, DiaminoGlutamine