Literature summary for 1.7.2.6 extracted from

Yamanaka, T.; Shinra, M.; Takahashi, K.; Shibasaka, M.
Highly purified hydroxylamine oxidoreductase derived from Nitrosomonas europaea. Some physicochemical and enzymatic properties (1979), J. Biochem., 86, 1101-1108.

Search for more literature for 1.7.2.6

Inhibitors

Inhibitors	Comment	Organism	Structure
KCN	20% inhibition at 0.5 mM	Nitrosomonas europaea

KM Value [mM]

KM Value [mM]	KM Value Maximum [mM]	Substrate	Comment	Organism	Structure
0.017	-	ferricytochrome c	from tuna	Nitrosomonas europaea
0.025	-	ferricytochrome c	from Rhodospirillum rubrum, Saccharomyces oviformis and cow	Nitrosomonas europaea
0.036	-	ferricytochrome c	from horse	Nitrosomonas europaea
0.04	-	ferricytochrome c	from Chlorobium limicola forma sp. thiosulfatophilum	Nitrosomonas europaea
0.2	-	ferricytochrome c	from Thiobacillus novellus	Nitrosomonas europaea

Molecular Weight [Da]

Molecular Weight [Da]	Molecular Weight Maximum [Da]	Comment	Organism
175000	180000	SDS-PAGE, gel filtration	Nitrosomonas europaea

Organism

Organism	UniProt	Comment	Textmining
Nitrosomonas europaea	-	-	-

Substrates and Products (Substrate)

Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
hydroxylamine + H2O + ferricytochrome c	-	Nitrosomonas europaea	nitrite + ferrocytochrome c + H+	-	r

pH Optimum

pH Optimum Minimum	pH Optimum Maximum	Comment	Organism
9.5	-	-	Nitrosomonas europaea

Cofactor

Cofactor	Comment	Organism	Structure
heme	enzyme posseses heme c molecules in different states	Nitrosomonas europaea

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Release 2023.1 (January 2023)