The addition of the 3’-CCA is catalyzed by the enzyme tRNA nucleotidyltransferase, which functions as a nontemplate-directed RNA polymerase.

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#Unit 1. Molecules and their Interaction Relevant to Biology

Transketolase requires the cofactor thiamine pyrophosphate (TPP)

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Acetyl-CoA and NADH are potent allosteric inhibitors of the enzyme. 

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#Unit 1. Molecules and their Interaction Relevant to Biology