Why is the first enzyme in TCA cycle called citrate synthase and not citrate synthetase?
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Expert's answer
2014-03-24T11:04:04-0400
Citrate synthase catalyzes the condensation reaction of the acetate residue from acetyl coenzyme A and a molecule of oxaloacetate to form the citrate. However, no ATP is used in this reaction. Synthetases use ATP by definition, therefore, this enzyme is a synthase
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