Reaction: hydroxylamine + O2 = nitrite + H2O
Other name(s): HAO (ambiguous, cf. EC 1.7.99.8, hydroxylamine oxidoreductase); hydroxylamine oxidoreductase (ambiguous, cf. EC 1.7.99.8, hydroxylamine oxidoreductase)
Systematic name: hydroxylamine:oxygen oxidoreductase
Comments: A hemoprotein with seven c-type hemes and one P-460-type heme per subunit.
Links to other databases: BRENDA, EXPASY, KEGG, PDB, CAS registry number: 9075-43-8
References:
1. Hooper, A.B. and Balny, C. Reaction of oxygen with hydroxylamine oxidoreductase of Nitrosomonas: fast kinetics. FEBS Lett. 144 (1982) 299-303. [PMID: 7117545]
2. Lipscomb, J.D. and Hooper, A.B. Resolution of multiple heme centers of hydroxylamine oxidoreductase from Nitrosomonas. 1. Electron paramagnetic resonance spectroscopy. Biochemistry 21 (1982) 3965-3972. [PMID: 6289867]
3. Rees, M. Studies of the hydroxylamine metabolism of Nitrosomonas europaea. I. Purification of hydroxylamine oxidase. Biochemistry 7 (1968) 353-366. [PMID: 5758552]