has part has part has role aspartate aspartic acid (R,S)-Aspartic acid D DL-Asparagic acid Asp (+-)-Aspartic acid DL-Aminosuccinic acid CHEBI:22660 An alpha-amino acid that consists of succinic acid bearing a single alpha-amino substituent KEGG:C16433 Aspartic acid aspartic acid 2-aminobutanedioic acid Wikipedia:Aspartic_acid polar amino acid alpha-amino acid aspartate(1-) carboxymethyl group C4-dicarboxylic acid fundamental metabolite