ENTRY       EC 1.6.6.2
NAME        Nitrate reductase (NAD(P)H)
            Assimilatory nitrate reductase
CLASS       Oxidoreductases
            Acting on NADH or NADPH
            With a nitrogenous group as acceptor
SYSNAME     NAD(P)H:nitrate oxidoreductase
REACTION    NADH + Nitrate = NAD+ + Nitrite + H2O;
            NADPH + Nitrate = NADP+ + Nitrite + H2O
SUBSTRATE   NADPH
            NADH
            Nitrate
PRODUCT     NADP+
            NAD+
            Nitrite
            H2O
COFACTOR    FAD
            FMN
COMMENT     A flavoprotein (FAD or FMN).
PATHWAY     PATH: MAP00910  Nitrogen metabolism
MOTIF       PS: PS00191  [FY]-[LIVMK]-x(2)-H-P-G-G
            PS: PS00559  [GA]-x(3)-[KRNQHT]-x(11,14)-[LIVMFYWS]-x(8)-[LIVMF]-x-
                         C-x(2)-[DEN]-R-x(2)-[DE]
DBLINKS     University of Geneva ENZYME DATA BANK: 1.6.6.2
            WIT (What Is There) Metabolic Reconstruction: 1.6.6.2
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