pyridoxamine

The amino group becomes attached to the coenzyme to form pyridoxamine phosphate, and is then transferred to the a-keto acid, which is usually pyruvic acid, oxaloacetic acid, or α-ketoglutaric acid.

反应中基首先连接在辅酶上形成磷吡哆，然后基转α-上，这种α-可以为丙、草酰乙或是α-戊二。