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Literature summary for 1.7.2.6 extracted from

  • Kobayashi, S.; Hira, D.; Yoshida, K.; Toyofuku, M.; Shida, Y.; Ogasawara, W.; Yamaguchi, T.; Araki, N.; Oshiki, M.
    Nitric oxide production from nitrite reduction and hydroxylamine oxidation by copper-containing dissimilatory nitrite reductase (NirK) from the aerobic ammonia-oxidizing archaeon, Nitrososphaera viennensis (2018), Microbes Environ., 33, 428-434 .
    View publication on PubMedView publication on EuropePMC
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KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.097
-
 hydroxylamine pH 7.5, 30°C Nitrososphaera viennensis

Metals/Ions

Metals/Ions Comment Organism Structure
copper 2.9 atoms per subunit Nitrososphaera viennensis

Organism

Organism UniProt Comment Textmining
Nitrososphaera viennensis A0A060HKX3 cf. EC 1.7.2.1
-
Nitrososphaera viennensis EN76 A0A060HKX3 cf. EC 1.7.2.1
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
hydroxylamine + O2
-
 Nitrososphaera viennensis nitrite + H2O
-
 ?
hydroxylamine + O2
-
 Nitrososphaera viennensis EN76 nitrite + H2O
-
 ?
additional information enzyme catalyzes the reduction of NO2- to NO, the oxidation of hydroxylamine (NH2OH) to NO, reaction of EC 1.7.2.6, and the production of N2O from NH2OH and NO2 Nitrososphaera viennensis ?
-
-
additional information enzyme catalyzes the reduction of NO2- to NO, the oxidation of hydroxylamine (NH2OH) to NO, reaction of EC 1.7.2.6, and the production of N2O from NH2OH and NO2 Nitrososphaera viennensis EN76 ?
-
-

Synonyms

Synonyms Comment Organism
NirK
-
 Nitrososphaera viennensis

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.039
-
 hydroxylamine pH 7.5, 30°C Nitrososphaera viennensis