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Literature summary extracted from
- The bioenergetics of electron transport to nitrogenase (1987), FEMS Microbiol. Rev., 46, 57-71.
No PubMed abstract available
Metals/Ions
| EC Number | Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|---|
| 1.18.6.1 | Iron | - |
Cereibacter sphaeroides |  |
| 1.18.6.1 | Iron | - |
Klebsiella pneumoniae | |
| 1.18.6.1 | Iron | - |
Clostridium pasteurianum | |
| 1.18.6.1 | Iron | - |
Azotobacter vinelandii | |
| 1.18.6.1 | Iron | - |
Paenibacillus polymyxa | |
| 1.18.6.1 | Iron | - |
Rhodospirillum rubrum | |
| 1.18.6.1 | Iron | - |
Chromatium sp. | |
| 1.18.6.1 | Iron | - |
Rhizobium sp. | |
| 1.18.6.1 | Iron | - |
Rhizobium leguminosarum | |
| 1.18.6.1 | Iron | - |
Rhodopseudomonas sp. | |
| 1.18.6.1 | Iron | - |
Desulfovibrio sp. | |
| 1.18.6.1 | Iron | - |
Anabaena sp. | |
| 1.18.6.1 | Iron | - |
Anabaena cylindrica | |
| 1.18.6.1 | Iron | - |
Frankia sp. | |
| 1.18.6.1 | Iron | - |
Leptolyngbya boryana | |
| 1.18.6.1 | Iron | - |
Azotobacter sp. | |
| 1.18.6.1 | Iron | - |
Chlorobium sp. | |
| 1.18.6.1 | Iron | - |
Azospirillum sp. | |
| 1.18.6.1 | Iron | - |
Gloeothece sp. | |
| 1.18.6.1 | Mg2+ | - |
Cereibacter sphaeroides | |
| 1.18.6.1 | Mg2+ | - |
Klebsiella pneumoniae | |
| 1.18.6.1 | Mg2+ | - |
Clostridium pasteurianum | |
| 1.18.6.1 | Mg2+ | - |
Azotobacter vinelandii | |
| 1.18.6.1 | Mg2+ | - |
Paenibacillus polymyxa | |
| 1.18.6.1 | Mg2+ | - |
Rhodospirillum rubrum | |
| 1.18.6.1 | Mg2+ | - |
Chromatium sp. | |
| 1.18.6.1 | Mg2+ | - |
Rhizobium sp. | |
| 1.18.6.1 | Mg2+ | - |
Rhizobium leguminosarum | |
| 1.18.6.1 | Mg2+ | - |
Rhodopseudomonas sp. | |
| 1.18.6.1 | Mg2+ | - |
Desulfovibrio sp. | |
| 1.18.6.1 | Mg2+ | - |
Anabaena sp. | |
| 1.18.6.1 | Mg2+ | - |
Anabaena cylindrica | |
| 1.18.6.1 | Mg2+ | - |
Frankia sp. | |
| 1.18.6.1 | Mg2+ | - |
Leptolyngbya boryana | |
| 1.18.6.1 | Mg2+ | - |
Azotobacter sp. | |
| 1.18.6.1 | Mg2+ | - |
Chlorobium sp. | |
| 1.18.6.1 | Mg2+ | - |
Azospirillum sp. | |
| 1.18.6.1 | Mg2+ | - |
Gloeothece sp. | |
| 1.18.6.1 | Molybdenum | - |
Cereibacter sphaeroides | |
| 1.18.6.1 | Molybdenum | - |
Klebsiella pneumoniae | |
| 1.18.6.1 | Molybdenum | - |
Clostridium pasteurianum | |
| 1.18.6.1 | Molybdenum | - |
Azotobacter vinelandii | |
| 1.18.6.1 | Molybdenum | - |
Paenibacillus polymyxa | |
| 1.18.6.1 | Molybdenum | - |
Rhodospirillum rubrum | |
| 1.18.6.1 | Molybdenum | - |
Chromatium sp. | |
| 1.18.6.1 | Molybdenum | - |
Rhizobium sp. | |
| 1.18.6.1 | Molybdenum | - |
Rhizobium leguminosarum | |
| 1.18.6.1 | Molybdenum | - |
Rhodopseudomonas sp. | |
| 1.18.6.1 | Molybdenum | - |
Desulfovibrio sp. | |
| 1.18.6.1 | Molybdenum | - |
Anabaena sp. | |
| 1.18.6.1 | Molybdenum | - |
Anabaena cylindrica | |
| 1.18.6.1 | Molybdenum | - |
Frankia sp. | |
| 1.18.6.1 | Molybdenum | - |
Leptolyngbya boryana | |
| 1.18.6.1 | Molybdenum | - |
Azotobacter sp. | |
| 1.18.6.1 | Molybdenum | - |
Chlorobium sp. | |
| 1.18.6.1 | Molybdenum | - |
Azospirillum sp. | |
| 1.18.6.1 | Molybdenum | - |
Gloeothece sp. | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Cereibacter sphaeroides | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Klebsiella pneumoniae | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Clostridium pasteurianum | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Azotobacter vinelandii | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Paenibacillus polymyxa | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Rhodospirillum rubrum | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Chromatium sp. | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Rhizobium sp. | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Rhizobium leguminosarum | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Rhodopseudomonas sp. | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Desulfovibrio sp. | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Anabaena sp. | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Anabaena cylindrica | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Frankia sp. | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Leptolyngbya boryana | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Azotobacter sp. | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Chlorobium sp. | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Azospirillum sp. | |
| 1.18.6.1 | additional information | metal-sulfur cluster, e.g. [4Fe-4S] | Gloeothece sp. | |
| 1.19.6.1 | Mg2+ | required for ATP hydrolysis | Klebsiella pneumoniae | |
Natural Substrates/ Products (Substrates)
| EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Azospirillum sp. | - |
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Cereibacter sphaeroides | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Klebsiella pneumoniae | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Clostridium pasteurianum | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Azotobacter vinelandii | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Paenibacillus polymyxa | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Rhodospirillum rubrum | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Chromatium sp. | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Rhizobium sp. | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Rhizobium leguminosarum | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Rhodopseudomonas sp. | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Desulfovibrio sp. | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Anabaena sp. | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Anabaena cylindrica | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Frankia sp. | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Leptolyngbya boryana | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Azotobacter sp. | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Chlorobium sp. | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Gloeothece sp. | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Cereibacter sphaeroides | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Clostridium pasteurianum | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Paenibacillus polymyxa | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Rhodospirillum rubrum | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Chromatium sp. | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Rhizobium sp. | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Rhizobium leguminosarum | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Rhodopseudomonas sp. | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Desulfovibrio sp. | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Anabaena sp. | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Anabaena cylindrica | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Frankia sp. | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Leptolyngbya boryana | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Chlorobium sp. | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Gloeothece sp. | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Rhizobium sp. ORS 571 | biological N2 fixation | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | Rhizobium sp. ORS 571 | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.19.6.1 | 6 reduced flavodoxin + N2 + 6 H2O + 6 ATP | Klebsiella pneumoniae | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin, not ferredoxin is effective in coupling electron flow to nitrogenase | 6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate | - |
? | |
| 1.19.6.1 | 6 reduced flavodoxin + N2 + 6 H2O + 6 ATP | Klebsiella pneumoniae | anaerobic conditions are required by the enzyme | 6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate | - |
? | |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 1.18.6.1 | Anabaena cylindrica | - |
- |
- |
| 1.18.6.1 | Anabaena sp. | - |
- |
- |
| 1.18.6.1 | Azospirillum sp. | - |
- |
- |
| 1.18.6.1 | Azotobacter sp. | - |
- |
- |
| 1.18.6.1 | Azotobacter vinelandii | - |
- |
- |
| 1.18.6.1 | Cereibacter sphaeroides | - |
- |
- |
| 1.18.6.1 | Chlorobium sp. | - |
- |
- |
| 1.18.6.1 | Chromatium sp. | - |
- |
- |
| 1.18.6.1 | Clostridium pasteurianum | - |
- |
- |
| 1.18.6.1 | Desulfovibrio sp. | - |
- |
- |
| 1.18.6.1 | Frankia sp. | - |
- |
- |
| 1.18.6.1 | Gloeothece sp. | - |
- |
- |
| 1.18.6.1 | Klebsiella pneumoniae | - |
- |
- |
| 1.18.6.1 | Leptolyngbya boryana | - |
- |
- |
| 1.18.6.1 | Paenibacillus polymyxa | - |
- |
- |
| 1.18.6.1 | Rhizobium leguminosarum | - |
- |
- |
| 1.18.6.1 | Rhizobium sp. | - |
ORS571 | - |
| 1.18.6.1 | Rhizobium sp. ORS 571 | - |
ORS571 | - |
| 1.18.6.1 | Rhodopseudomonas sp. | - |
- |
- |
| 1.18.6.1 | Rhodospirillum rubrum | - |
- |
- |
| 1.19.6.1 | Klebsiella pneumoniae | - |
nif gene-specific flavodoxin | - |
Reaction
| EC Number | Reaction | Comment | Organism | Reaction ID |
|---|---|---|---|---|
| 1.18.6.1 | 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 | Cereibacter sphaeroides | |
| 1.18.6.1 | 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 | Klebsiella pneumoniae | |
| 1.18.6.1 | 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 | Clostridium pasteurianum | |
| 1.18.6.1 | 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 | Azotobacter vinelandii | |
| 1.18.6.1 | 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 | Paenibacillus polymyxa | |
| 1.18.6.1 | 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 | Rhodospirillum rubrum | |
| 1.18.6.1 | 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 | Chromatium sp. | |
| 1.18.6.1 | 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 | Rhizobium sp. | |
| 1.18.6.1 | 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 | Rhizobium leguminosarum | |
| 1.18.6.1 | 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 | Rhodopseudomonas sp. | |
| 1.18.6.1 | 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 | Desulfovibrio sp. | |
| 1.18.6.1 | 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 | Anabaena sp. | |
| 1.18.6.1 | 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 | Anabaena cylindrica | |
| 1.18.6.1 | 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 | Frankia sp. | |
| 1.18.6.1 | 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 | Leptolyngbya boryana | |
| 1.18.6.1 | 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 | Azotobacter sp. | |
| 1.18.6.1 | 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 | Chlorobium sp. | |
| 1.18.6.1 | 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 | Azospirillum sp. | |
| 1.18.6.1 | 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 | Gloeothece sp. |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Cereibacter sphaeroides | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Klebsiella pneumoniae | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Clostridium pasteurianum | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Azotobacter vinelandii | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Paenibacillus polymyxa | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Rhodospirillum rubrum | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Chromatium sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Rhizobium sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Rhizobium leguminosarum | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Rhodopseudomonas sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Desulfovibrio sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Anabaena sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Anabaena cylindrica | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Frankia sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Leptolyngbya boryana | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Azotobacter sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Chlorobium sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Azospirillum sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Gloeothece sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Cereibacter sphaeroides | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Klebsiella pneumoniae | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Clostridium pasteurianum | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Azotobacter vinelandii | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Paenibacillus polymyxa | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Rhodospirillum rubrum | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Chromatium sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Rhizobium sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Rhizobium leguminosarum | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Rhodopseudomonas sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Desulfovibrio sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Anabaena sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Anabaena cylindrica | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Frankia sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Leptolyngbya boryana | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Azotobacter sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Chlorobium sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Gloeothece sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Cereibacter sphaeroides | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Clostridium pasteurianum | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Paenibacillus polymyxa | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Rhodospirillum rubrum | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Chromatium sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Rhizobium sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Rhizobium leguminosarum | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Rhodopseudomonas sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Desulfovibrio sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Anabaena sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Anabaena cylindrica | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Frankia sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Leptolyngbya boryana | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Chlorobium sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Gloeothece sp. | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | - |
Rhizobium sp. ORS 571 | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | biological N2 fixation | Rhizobium sp. ORS 571 | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.18.6.1 | 8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin is effective in coupling electron flow to nitrogenase | Rhizobium sp. ORS 571 | 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate | - |
? | |
| 1.19.6.1 | 6 reduced flavodoxin + N2 + 6 H2O + 6 ATP | flavodoxin reduces the Fe protein of the enzyme | Klebsiella pneumoniae | 6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate | - |
? | |
| 1.19.6.1 | 6 reduced flavodoxin + N2 + 6 H2O + 6 ATP | slow enzyme | Klebsiella pneumoniae | 6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate | - |
? | |
| 1.19.6.1 | 6 reduced flavodoxin + N2 + 6 H2O + 6 ATP | flavodoxin is encoded by nifF gene, pyruvate:flavodoxin oxidoreductase by nifJ gene | Klebsiella pneumoniae | 6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate | - |
? | |
| 1.19.6.1 | 6 reduced flavodoxin + N2 + 6 H2O + 6 ATP | ferredoxin is the immediate electron carrier to nitrogenase in all nitrogen-fixing organisms with the exception of Klebsiella pneumoniae, and possibly Azotobacter species, where only flavodoxin, not ferredoxin is effective in coupling electron flow to nitrogenase | Klebsiella pneumoniae | 6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate | - |
? | |
| 1.19.6.1 | 6 reduced flavodoxin + N2 + 6 H2O + 6 ATP | anaerobic conditions are required by the enzyme | Klebsiella pneumoniae | 6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate | - |
? | |
| 1.19.6.1 | additional information | see EC 1.18.6.1, from the literature for the enzymes EC 1.19.6.1 and EC 1.18.6.1 it is not obvious whether they are in fact to different enzymes | Klebsiella pneumoniae | ? | - |
? | |
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