Literature summary extracted from

Kuznetsova, S.; Knaff, D.B.; Hirasawa, M.; Setif, P.; Mattioli, T.A.
Reactions of spinach nitrite reductase with its substrate, nitrite, and a putative intermediate, hydroxylamine (2004), Biochemistry, 43, 10765-10774.

Metals/Ions

EC Number	Metals/Ions	Comment	Organism	Structure
1.7.7.1	Fe	enzyme contains siroheme and a [4Fe-4S] cluster	Spinacia oleracea

Natural Substrates/ Products (Substrates)

EC Number	Natural Substrates	Organism	Comment (Nat. Sub.)	Natural Products	Comment (Nat. Pro.)	Rev.	Reac.
1.7.7.1	nitrite + reduced ferredoxin	Spinacia oleracea	-	NH3 + H2O + oxidized ferredoxin	-	?

Organism

EC Number	Organism	UniProt	Comment	Textmining
1.7.7.1	Spinacia oleracea	-	-	-

Purification (Commentary)

EC Number	Purification (Comment)	Organism
1.7.7.1	-	Spinacia oleracea

Substrates and Products (Substrate)

EC Number	Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
1.7.7.1	nitrite + reduced ferredoxin	-	Spinacia oleracea	NH3 + H2O + oxidized ferredoxin	-	?
1.7.7.1	nitrite + reduced ferredoxin	electrons from ferredoxin are first transferred to the [4Fe-4S] cluster, then to the siroheme and finally to the substrate	Spinacia oleracea	NH3 + H2O + oxidized ferredoxin	-	?

Synonyms

EC Number	Synonyms	Comment	Organism
1.7.7.1	NiR	-	Spinacia oleracea

Cofactor

EC Number	Cofactor	Comment	Organism	Structure
1.7.7.1	siroheme	-	Spinacia oleracea

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Release 2023.1 (January 2023)