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Biosynthesis of riboflavin, FMN and FAD
Riboflavin is formed by GTP and Ru5P, and key enzymes are in red (reproduced from reference [37]). 5-OP-RU: 5-(2-oxopropylideneamino)-6-D-ribitylaminouracil, 5-OE-RU: 5-(2-oxoethylideneamino)-6-D-ribitylaminouracil
