KEGG   ENZYME: 1.19.6.1Help
Entry
EC 1.19.6.1                 Enzyme                                 

Name
nitrogenase (flavodoxin)
Class
Oxidoreductases;
Acting on reduced flavodoxin as donor;
With dinitrogen as acceptor
BRITE hierarchy
Sysname
reduced flavodoxin:dinitrogen oxidoreductase (ATP-hydrolysing)
Reaction(IUBMB)
6 reduced flavodoxin + 6 H+ + N2 + n ATP = 6 oxidized flavodoxin + 2 NH3 + n ADP + n phosphate [RN:R05186]
Reaction(KEGG)
Substrate
reduced flavodoxin [CPD:C02745];
H+ [CPD:C00080];
N2 [CPD:C00697];
ATP [CPD:C00002]
Product
oxidized flavodoxin [CPD:C02869];
NH3 [CPD:C00014];
ADP [CPD:C00008];
phosphate [CPD:C00009]
Comment
The enzyme is a complex of two proteins containing iron-sulfur centres and molybdenum.
Pathway
Nitrogen metabolism
Metabolic pathways
Reference
1  [PMID:164247]
  Authors
Zumft WG, Mortenson LE.
  Title
The nitrogen-fixing complex of bacteria.
  Journal
Biochim. Biophys. Acta. 416 (1975) 1-52.
  Organism
Azotobacter vinelandii [GN:avn], Klebsiella pneumoniae, Glycine max, Azotobacter chroococcum, Bacillus polymyxa, Clostridium pasteurianum
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
9013-04-1

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