ENTRY       EC 1.3.3.7
NAME        Dihydrouracil oxidase
CLASS       Oxidoreductases
            Acting on the CH-CH group of donors
            With oxygen as acceptor
SYSNAME     5,6-Dihydrouracil:oxygen oxidoreductase
REACTION    5,6-Dihydrouracil + O2 = Uracil + H2O2
SUBSTRATE   5,6-Dihydrouracil
            O2
            Dihydrothymine
PRODUCT     Uracil
            H2O2
            Thymine
COFACTOR    FMN
COMMENT     Also oxidizes dihydrothymine to thymine.  A flavoprotein (FMN).
DBLINKS     University of Geneva ENZYME DATA BANK: 1.3.3.7
            WIT (What Is There) Metabolic Reconstruction: 1.3.3.7
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