ENTRY       EC 3.6.1.42
NAME        Guanosine-diphosphatase
            GDPase
CLASS       Hydrolases
            Acting on acid anhydrides
            In phosphorus-containing anhydrides
SYSNAME     GDP phosphohydrolase
REACTION    GDP + H2O = GMP + Orthophosphate
SUBSTRATE   GDP
            H2O
            UDP
PRODUCT     GMP
            Orthophosphate
            UMP
COMMENT     Also acts on UDP but not on other nucleoside diphosphates and
            triphosphate.
GENES       SCE: YEL042W(GDA1)
DBLINKS     University of Geneva ENZYME DATA BANK: 3.6.1.42
            WIT (What Is There) Metabolic Reconstruction: 3.6.1.42
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