α-ke·to·glu·tar·am·ic ac·id(kē'tō-glū-tār'am-ik as'id),
A metabolite of glutamine formed by the action of glutamine aminotransferase; elevated in certain cases of hepatocoma.
Synonym(s): 2-oxoglutaric acid
a metabolic intermediate involved in the tricaboxylic acid cycle, in amino acid metabolism, and as an amino group acceptor in transamination reactions. Called also α-ketoglutaric acid.