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Literature summary for 1.18.6.1 extracted from

  • Polman, J.K.; Larkin, J.M.
    Properties of in vivo nitrogenase activity in Beggiatoa alba (1988), Arch. Microbiol., 150, 126-130.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
NH4+ immediate inhibition, repression of induction Beggiatoa alba
Urea immediate inhibition, repression of induction Beggiatoa alba

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O Beggiatoa alba
-
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
?
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O Beggiatoa alba B18LD
-
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
?

Organism

Organism UniProt Comment Textmining
Beggiatoa alba
-
-
-
Beggiatoa alba B18LD
-
-
-

Reaction

Reaction Comment Organism Reaction ID
4 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 4 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate enzyme is composed of 2 metalloproteins: component I MoFe protein and component II Fe protein Beggiatoa alba

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
Beggiatoa alba 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
?
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
Beggiatoa alba B18LD 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
29
-
-
Beggiatoa alba

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.5 8
-
Beggiatoa alba