ENTRY       EC 1.1.1.4
NAME        (R,R)-Butanediol dehydrogenase
            Butyleneglycol dehydrogenase
CLASS       Oxidoreductases
            Acting on the CH-OH group of donors
            With NAD+ or NADP+ as acceptor
SYSNAME     (R,R)-Butane-2,3-diol:NAD+ oxidoreductase
REACTION    (R,R)-Butane-2,3-diol + NAD+ = (R)-Acetoin + NADH
SUBSTRATE   (R,R)-Butane-2,3-diol
            NAD+
            Diacetyl
            NADH
PRODUCT     (R)-Acetoin
            NADH
            NAD+
COMMENT     Also converts diacetyl into acetoin with NADH as reductant.
PATHWAY     PATH: MAP00650  Butanoate metabolism
DBLINKS     University of Geneva ENZYME DATA BANK: 1.1.1.4
            WIT (What Is There) Metabolic Reconstruction: 1.1.1.4
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