The Pyruvate Dehydrogenase Complex Contains Three Multimeric Enzymes (E_TA, E_PDH

question 7

Multiple Choice

The pyruvate dehydrogenase complex contains three multimeric enzymes (E_TA, E_PDH, and E_DLD) . All are properties of E_PDH EXCEPT:

• A) It uses thiamin pyrophosphate as a catalytic coenzyme.
• B) It oxidatively decarboxylates pyruvate.
• C) It binds NAD⁺ in its active site.
• D) It transfers an acetyl group to lipoamide of E_TA.
• E) It forms a hydroxyethyl-TPP intermediate.

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