The Part of Nicotinamide Adenine Dinucleotide NADH that is a vitamin is niacin, a type of B vitamin.
This cofactor acts as a hydrogen acceptor in oxidation-reduction reactions.
NADH is the reduced form of the NAD+, which means that it gains the electron lost by NAD+. NADH is a very important coenzyme central to metabolism.
NADH is a dinucloetide because it consists of two nucleotides joined through their phosphate groups.
One nucleotide contains an adenine nucleobase and the other nicotinamide.
A cofactor is a non-protein chemical compound or metallic ion that is required for an enzyme's role as a catalyst in a chemical reaction. A cofactor binds to an enzyme to bring about its catalytic reaction.
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