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

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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