ENTRY       EC 3.5.2.2
NAME        Dihydropyrimidinase
            Hydantoinase
CLASS       Hydrolases
            Acting on carbon-nitrogen bonds, other than peptide bonds
            In cyclic amides
SYSNAME     5,6-Dihydropyrimidine amidohydrolase
REACTION    5,6-Dihydrouracil + H2O = 3-Ureidopropanoate
SUBSTRATE   5,6-Dihydrouracil
            Dihydrothymine
            Hydantoin
            H2O
PRODUCT     3-Ureidopropanoate
            3-Ureidoisobutyrate
COMMENT     Also acts on dihydrothymine and hydantoin.
PATHWAY     PATH: MAP00240  Pyrimidine metabolism
            PATH: MAP00410  beta-Alanine metabolism
            PATH: MAP00770  Pantothenate and CoA biosynthesis
DBLINKS     University of Geneva ENZYME DATA BANK: 3.5.2.2
            WIT (What Is There) Metabolic Reconstruction: 3.5.2.2
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