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Literature summary for 1.7.1.1 extracted from

  • Smarrelli, J.; Campbell, W.H.
    NADH dehydrogenase activity of higher plant nitrate reductase (NADH) (1979), Plant Sci. Lett., 16, 139-147.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
EDTA reduction of nitrate and menadione requires EDTA Cucurbita pepo

Inhibitors

Inhibitors Comment Organism Structure
azide 1 mM sodium azide, 90% inhibition of nitrate reduction; sodium azide Cucurbita pepo
dicoumarol competitive towards NADH Cucurbita pepo
menadione inhibits nitrate reductase Cucurbita pepo

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.007
-
NADH
-
Cucurbita pepo
0.275
-
menadione
-
Cucurbita pepo

Metals/Ions

Metals/Ions Comment Organism Structure
Sodium azide 1 mM, 50% stimulation of menadione reduction Cucurbita pepo

Organism

Organism UniProt Comment Textmining
Cucurbita pepo
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Cucurbita pepo

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2 ferricyanide + NADH
-
Cucurbita pepo 2 ferrocyanide + NAD+ + H+
-
?
benzoquinone + NADH
-
Cucurbita pepo benzoquinol + NAD+
-
?
menadione + NADH
-
Cucurbita pepo reduced menadione + NAD+
-
?
methylene blue + NADH
-
Cucurbita pepo reduced methylene blue + NAD+
-
?
additional information no activity with coenzyme Q10 and plastoquinone Cucurbita pepo ?
-
?
nitrate + NADH
-
Cucurbita pepo nitrite + NAD+ + H2O
-
?
nitrate + NADPH no activity Cucurbita pepo nitrite + NADP+ + H2O
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7
-
reaction with NADH and menadione Cucurbita pepo

Cofactor

Cofactor Comment Organism Structure
NADH
-
Cucurbita pepo

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.013
-
dicoumarol nitrate reductase assay Cucurbita pepo