Definitions for geranylgeranyl-diphosphate geranylgeranyltransferase
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U.S. National Library of Medicine
Geranylgeranyl-Diphosphate Geranylgeranyltransferase
An enzyme that catalyzes the condensation of two molecules of geranylgeranyl diphosphate to give prephytoene diphosphate. The prephytoene diphosphate molecule is a precursor for CAROTENOIDS and other tetraterpenes.
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