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Nicotinamide adenine dinucleotide
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Nicotinamide adenine dinucleotide is a coenzyme central to metabolism. Found in all living cells, NAD is called a dinucleotide because it consists of two nucleotides joined through their phosphate gro
Arthur Harden, co-discoverer of NAD
Arthur Harden, co-discoverer of NAD
Adenine
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Adenine is a purine nucleotide base that is found in DNA, RNA, and ATP. It is usually a white crystalline subtance. The shape of adenine is complementary and pairs to either thymine in DNA or uracil i
Nicotinamide adenine dinucleotide
…all living cells, NAD is called a dinucleotide because it consists of two nucleotides joined through their phosphate groups. One nucleotide contains an adenine nucleobase and the other, nicotinamide. NAD exists in two forms: an oxidized and reduced form, abbreviated as NAD+ and NADH (H for hydrogen), respectively…
Adenine on Crick and Watson's DNA molecular model, 1953. The picture is mirrored left-to-right compared to most modern drawings of adenine, such as th
Adenine on Crick and Watson's DNA molecular model, 1953. The picture is mirrored left-to-right compared to most modern drawings of adenine, such as those used in this article.