four ag recognized by ama have been recently identified , including protein x and the acyltransferases of three related multienzyme complexes : the pyruvate dehydrogenase complex ( pdc ) , the branched-chain alpha-ketoacid dehydrogenase complex , and the alpha-ketoglutarate dehydrogenase complex .
C0026741
multienzyme complexes
C0034344
pyruvate dehydrogenase complex