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Literature summary for 1.7.2.4 extracted from

  • Kristjansson, J.K.; Hollocher, T.C.
    Partial purification and characterization of nitrous oxide reductase from Paracoccus denitrificans (1981), Curr. Microbiol., 6, 247-251.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
Acetylene
-
Paracoccus denitrificans
methylisonitrile
-
Paracoccus denitrificans
O2 50% inactivation after 30 min, 80% regained activity after incubation with reduced benzyl viologen Paracoccus denitrificans

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
85000
-
gel filtration Paracoccus denitrificans

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
nitrous oxide + reduced acceptor Paracoccus denitrificans
-
nitrogen + H2O + acceptor
-
?

Organism

Organism UniProt Comment Textmining
Paracoccus denitrificans
-
ATCC 19367
-

Purification (Commentary)

Purification (Comment) Organism
partial purification under anaerobic conditions Paracoccus denitrificans

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
30
-
-
Paracoccus denitrificans

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
nitrous oxide + reduced acceptor
-
Paracoccus denitrificans nitrogen + H2O + acceptor
-
?
nitrous oxide + reduced acceptor methyl viologen as electron donor Paracoccus denitrificans nitrogen + H2O + acceptor
-
?
nitrous oxide + reduced acceptor photochemically-reduced benzyl viologen as electron donor Paracoccus denitrificans nitrogen + H2O + acceptor
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
-
Paracoccus denitrificans

pH Range

pH Minimum pH Maximum Comment Organism
6 9.2 half maximum activity values at pH 6 and pH 9.2 Paracoccus denitrificans