Dihydrolipoamide transacetylase為下列那一個酵素的次單元(subunit)?
Apyruvate dehydrogenase complex正確答案
Bsuccinate-coenzyme Q reductase
Cα-ketoglutarate dehydrogenase
Dcytochrome oxidase
答案與詳解
PDH complex 由 E1 (pyruvate dehydrogenase)、E2 (dihydrolipoamide transacetylase)、E3 (dihydrolipoamide dehydrogenase) 三個次單元組成。E2 負責把乙醯基轉移到 CoA 形成 acetyl-CoA,是正解。
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