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Literature summary for 1.7.2.6 extracted from

  • Hendrich, M.; Logan, M.; Andersson, K.; Arciero, D.; Lipscomb, J.; Hooper, A.
    The active site of hydroxylamine oxidoreductase from Nitrosomonas: Evidence for a new metal cluster in enzymes (1994), J. Am. Chem. Soc., 116, 11961-11968.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
cyanide active site inhibitor Nitrosomonas europaea
N2H4
-
Nitrosomonas europaea
NH2OH
-
Nitrosomonas europaea

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
63000
-
3 * 63000 Nitrosomonas europaea

Organism

Organism UniProt Comment Textmining
Nitrosomonas europaea
-
-
-
Nitrosomonas europaea Schmidt
-
-
-

Oxidation Stability

Oxidation Stability Organism
the enzyme is inactivated by incubation of 1 mM enzyme with a 5fold excess of peroxide for 1 h. The enzyme is also inactivated in the presence of H2O2 Nitrosomonas europaea

Substrates and Products (Substrate)

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

Subunits

Subunits Comment Organism
homotrimer 3 * 63000 Nitrosomonas europaea

Synonyms

Synonyms Comment Organism
HAO
-
Nitrosomonas europaea
hydroxylamine oxidoreductase
-
Nitrosomonas europaea

Cofactor

Cofactor Comment Organism Structure
heme the enzyme contains eight hemes per subunit, seven C-type cytochromes and one heme P460 Nitrosomonas europaea