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الانزيمات-1

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Lipoic acid<br />

حمض دهنى مشبع ذو 8 ذراؤ كربول<br />

كربول ‎6‎و‎7‎و ‎8‎مكونة حلقة غير متجانسة بذرتال كبريؤ.‏<br />

يعمل كمجمواة تعويضيةgroup prosthetic النزيماؤ<br />

‏:نقل الهيدروجيل ومجمواة<br />

.<br />

acyl group<br />

• Covalently attached to Apo enzyme – binds<br />

an amide bond to ε-amino group of lysine,<br />

why it is also called lipoamid.<br />

•<br />

•<br />

•<br />

• Oxidation and decarboxylatio of a-ketoacids<br />

(pyruvate dehydrogenase, a-ketoglutarate<br />

dehydrogenase).<br />

• Antioxidant (reduced form is regenerated vit.<br />

C and vit. E).

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