Isoaspartic Acid

Isoaspartate; beta-Aspartate; beta-Aspartic Acid; beta Aspartate; beta Aspartic Acid
An ASPARTIC ACID residue in polypeptide chains that is linked at the beta-carboxyl group instead of at the normal, alpha-carboxyl group, polypeptide linkage. It is a result of the spontaneous decomposition of aspartic acid or ASPARAGINE residues.