This suggested that 2-oxoglutarate, which was neither their substrate nor their product, maybe as an effector of GS and HXK to promote their activities both in viva and in vitro.

• 上述结果说明2-酮戊二酸作为一种效应物可能与GS、HXK结合，从而在体内、体外都促进了它们的活性。