GABA is metabolized by the successive action of GABA transaminase (GABA-T) and succinic semialdehyde dehydrogenase (SSADH), to succinic acid, which is a substrate for the tricarboxylic acid cycle.
GABA的降解主要由GABA转氨(GABA-T)催,氨基成琥珀酸半醛,再经琥珀酸半醛(SSADH)催成琥珀酸,进入三羧酸循环。