How purine synthesis is regulated?

Question

08 Feb 2025

Answer :

Word Count : 277

Purine synthesis is tightly regulated to ensure a balanced supply of nucleotides for cellular functions while preventing excessive accumulation that could be wasteful or toxic. The regulation occurs at multiple levels, including feedback inhibition, enzyme regulation, and cellular energy status.

The key regulatory step in purine biosynthesis is the conversion of ribose-5-phosphate to 5-phosphoribosyl-1-pyrophosphate (PRPP) _______ __________ _____ _____ ________ _________ ________ _________ ___ ________.
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