phosphoribosyl pyrophosphate

/ˌfɑs.foʊˌraɪ.boʊ.sɪlˌpaɪ.roʊˈfɑs.feɪt/

noun

A high-energy, activated sugar molecule derived from ribose 5-phosphate that acts as a key starting material for making and recycling nucleotides in cells.

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Meanings

nounphosphoribosyl pyrophosphate (usually uncountable, plural PRPP)

plural PRPP

  1. uncountableusuallybiochemistryA high-energy, activated sugar molecule derived from ribose 5-phosphate that acts as a key starting material for making and recycling nucleotides in cells.

Origin

From phosphoribosyl + pyrophosphate.

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Cite this entry
APA

phosphoribosyl pyrophosphate. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/phosphoribosyl%20pyrophosphate

MLA

“phosphoribosyl pyrophosphate.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/phosphoribosyl%20pyrophosphate. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “phosphoribosyl pyrophosphate,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/phosphoribosyl%20pyrophosphate.

Source: phosphoribosyl pyrophosphate on Wiktionary, CC BY-SA 4.0.