BRENDA - Enzyme Database show

The bioenergetics of electron transport to nitrogenase

Haaker, H.; Klugkist, J.; FEMS Microbiol. Rev. 46, 57-71 (1987)
No PubMed abstract available

Data extracted from this reference:

Metals/Ions
EC Number
Metals/Ions
Commentary
Organism
Structure
1.18.6.1
Iron
-
Azospirillum sp.
1.18.6.1
Iron
-
Chlorobium sp.
1.18.6.1
Iron
-
Desulfovibrio sp.
1.18.6.1
Iron
-
Leptolyngbya boryana
1.18.6.1
Iron
-
Rhizobium leguminosarum
1.18.6.1
Iron
-
Rhodobacter sphaeroides
1.18.6.1
Iron
-
Rhodopseudomonas sp.
1.18.6.1
Iron
-
Anabaena sp.
1.18.6.1
Iron
-
Azotobacter sp.
1.18.6.1
Iron
-
Frankia sp.
1.18.6.1
Iron
-
Gloeothece sp.
1.18.6.1
Iron
-
Rhodospirillum rubrum
1.18.6.1
Iron
-
Paenibacillus polymyxa
1.18.6.1
Iron
-
Anabaena cylindrica
1.18.6.1
Iron
-
Chromatium sp.
1.18.6.1
Iron
-
Clostridium pasteurianum
1.18.6.1
Iron
-
Klebsiella pneumoniae
1.18.6.1
Iron
-
Rhizobium sp.
1.18.6.1
Iron
-
Azotobacter vinelandii
1.18.6.1
Mg2+
-
Anabaena cylindrica
1.18.6.1
Mg2+
-
Anabaena sp.
1.18.6.1
Mg2+
-
Azospirillum sp.
1.18.6.1
Mg2+
-
Azotobacter sp.
1.18.6.1
Mg2+
-
Chlorobium sp.
1.18.6.1
Mg2+
-
Chromatium sp.
1.18.6.1
Mg2+
-
Clostridium pasteurianum
1.18.6.1
Mg2+
-
Desulfovibrio sp.
1.18.6.1
Mg2+
-
Frankia sp.
1.18.6.1
Mg2+
-
Gloeothece sp.
1.18.6.1
Mg2+
-
Klebsiella pneumoniae
1.18.6.1
Mg2+
-
Leptolyngbya boryana
1.18.6.1
Mg2+
-
Paenibacillus polymyxa
1.18.6.1
Mg2+
-
Rhizobium leguminosarum
1.18.6.1
Mg2+
-
Rhizobium sp.
1.18.6.1
Mg2+
-
Rhodobacter sphaeroides
1.18.6.1
Mg2+
-
Rhodopseudomonas sp.
1.18.6.1
Mg2+
-
Rhodospirillum rubrum
1.18.6.1
Mg2+
-
Azotobacter vinelandii
1.18.6.1
Molybdenum
-
Azospirillum sp.
1.18.6.1
Molybdenum
-
Chlorobium sp.
1.18.6.1
Molybdenum
-
Chromatium sp.
1.18.6.1
Molybdenum
-
Desulfovibrio sp.
1.18.6.1
Molybdenum
-
Leptolyngbya boryana
1.18.6.1
Molybdenum
-
Rhizobium leguminosarum
1.18.6.1
Molybdenum
-
Rhodobacter sphaeroides
1.18.6.1
Molybdenum
-
Rhodopseudomonas sp.
1.18.6.1
Molybdenum
-
Clostridium pasteurianum
1.18.6.1
Molybdenum
-
Azotobacter sp.
1.18.6.1
Molybdenum
-
Frankia sp.
1.18.6.1
Molybdenum
-
Gloeothece sp.
1.18.6.1
Molybdenum
-
Klebsiella pneumoniae
1.18.6.1
Molybdenum
-
Rhizobium sp.
1.18.6.1
Molybdenum
-
Rhodospirillum rubrum
1.18.6.1
Molybdenum
-
Paenibacillus polymyxa
1.18.6.1
Molybdenum
-
Anabaena cylindrica
1.18.6.1
Molybdenum
-
Anabaena sp.
1.18.6.1
Molybdenum
-
Azotobacter vinelandii
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]
Anabaena 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]
Azotobacter sp.
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]
Chlorobium sp.
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]
Clostridium pasteurianum
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]
Frankia sp.
1.18.6.1
additional information
metal-sulfur cluster, e.g. [4Fe-4S]
Gloeothece sp.
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]
Leptolyngbya boryana
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]
Rhizobium leguminosarum
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]
Rhodobacter sphaeroides
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]
Rhodospirillum rubrum
1.19.6.1
Mg2+
required for ATP hydrolysis
Klebsiella pneumoniae
Natural Substrates/ Products (Substrates)
EC Number
Natural Substrates
Organism
Commentary (Nat. Sub.)
Natural Products
Commentary (Nat. Pro.)
Organism (Nat. Pro.)
Reversibility
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
Rhodobacter 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
Rhodobacter 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
Primary Accession No. (UniProt)
Commentary
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
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
Rhodobacter sphaeroides
-
-
-
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
Commentary
Organism
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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.
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
enzyme is composed of 2 metalloproteins: component I MoFe protein and component II Fe protein
Rhodobacter sphaeroides
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O = 8 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
Substrates and Products (Substrate)
EC Number
Substrates
Commentary Substrates
Literature (Substrates)
Organism
Products
Commentary (Products)
Literature (Products)
Organism (Products)
Reversibility
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Rhodobacter sphaeroides
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Rhodobacter sphaeroides
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Klebsiella pneumoniae
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Klebsiella pneumoniae
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Clostridium pasteurianum
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Clostridium pasteurianum
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Azotobacter vinelandii
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Azotobacter vinelandii
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Paenibacillus polymyxa
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Paenibacillus polymyxa
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Rhodospirillum rubrum
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Rhodospirillum rubrum
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Chromatium sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Chromatium sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Rhizobium sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Rhizobium sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Rhizobium leguminosarum
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Rhizobium leguminosarum
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Rhodopseudomonas sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Rhodopseudomonas sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Desulfovibrio sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Desulfovibrio sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Anabaena sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Anabaena sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Anabaena cylindrica
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Anabaena cylindrica
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Frankia sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Frankia sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Leptolyngbya boryana
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Leptolyngbya boryana
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Azotobacter sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Azotobacter sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Chlorobium sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Chlorobium sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
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
-
440134
Azospirillum sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Azospirillum sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Gloeothece sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Gloeothece sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
biological N2 fixation
440134
Rhodobacter 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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
Rhodobacter 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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
-
440134
Rhizobium sp. ORS 571
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Rhizobium sp. ORS 571
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
biological N2 fixation
440134
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
440134
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
440134
Klebsiella pneumoniae
6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate
-
440134
Klebsiella pneumoniae
?
1.19.6.1
6 reduced flavodoxin + N2 + 6 H2O + 6 ATP
slow enzyme
440134
Klebsiella pneumoniae
6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate
-
440134
Klebsiella pneumoniae
?
1.19.6.1
6 reduced flavodoxin + N2 + 6 H2O + 6 ATP
flavodoxin is encoded by nifF gene, pyruvate:flavodoxin oxidoreductase by nifJ gene
440134
Klebsiella pneumoniae
6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate
-
440134
Klebsiella pneumoniae
?
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
440134
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
440134
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
440134
Klebsiella pneumoniae
?
-
-
-
-
Metals/Ions (protein specific)
EC Number
Metals/Ions
Commentary
Organism
Structure
1.18.6.1
Iron
-
Azospirillum sp.
1.18.6.1
Iron
-
Chlorobium sp.
1.18.6.1
Iron
-
Desulfovibrio sp.
1.18.6.1
Iron
-
Leptolyngbya boryana
1.18.6.1
Iron
-
Rhizobium leguminosarum
1.18.6.1
Iron
-
Rhodobacter sphaeroides
1.18.6.1
Iron
-
Rhodopseudomonas sp.
1.18.6.1
Iron
-
Anabaena sp.
1.18.6.1
Iron
-
Azotobacter sp.
1.18.6.1
Iron
-
Frankia sp.
1.18.6.1
Iron
-
Gloeothece sp.
1.18.6.1
Iron
-
Rhodospirillum rubrum
1.18.6.1
Iron
-
Paenibacillus polymyxa
1.18.6.1
Iron
-
Anabaena cylindrica
1.18.6.1
Iron
-
Chromatium sp.
1.18.6.1
Iron
-
Clostridium pasteurianum
1.18.6.1
Iron
-
Klebsiella pneumoniae
1.18.6.1
Iron
-
Rhizobium sp.
1.18.6.1
Iron
-
Azotobacter vinelandii
1.18.6.1
Mg2+
-
Anabaena cylindrica
1.18.6.1
Mg2+
-
Anabaena sp.
1.18.6.1
Mg2+
-
Azospirillum sp.
1.18.6.1
Mg2+
-
Azotobacter sp.
1.18.6.1
Mg2+
-
Chlorobium sp.
1.18.6.1
Mg2+
-
Chromatium sp.
1.18.6.1
Mg2+
-
Clostridium pasteurianum
1.18.6.1
Mg2+
-
Desulfovibrio sp.
1.18.6.1
Mg2+
-
Frankia sp.
1.18.6.1
Mg2+
-
Gloeothece sp.
1.18.6.1
Mg2+
-
Klebsiella pneumoniae
1.18.6.1
Mg2+
-
Leptolyngbya boryana
1.18.6.1
Mg2+
-
Paenibacillus polymyxa
1.18.6.1
Mg2+
-
Rhizobium leguminosarum
1.18.6.1
Mg2+
-
Rhizobium sp.
1.18.6.1
Mg2+
-
Rhodobacter sphaeroides
1.18.6.1
Mg2+
-
Rhodopseudomonas sp.
1.18.6.1
Mg2+
-
Rhodospirillum rubrum
1.18.6.1
Mg2+
-
Azotobacter vinelandii
1.18.6.1
Molybdenum
-
Azospirillum sp.
1.18.6.1
Molybdenum
-
Chlorobium sp.
1.18.6.1
Molybdenum
-
Chromatium sp.
1.18.6.1
Molybdenum
-
Desulfovibrio sp.
1.18.6.1
Molybdenum
-
Leptolyngbya boryana
1.18.6.1
Molybdenum
-
Rhizobium leguminosarum
1.18.6.1
Molybdenum
-
Rhodobacter sphaeroides
1.18.6.1
Molybdenum
-
Rhodopseudomonas sp.
1.18.6.1
Molybdenum
-
Clostridium pasteurianum
1.18.6.1
Molybdenum
-
Azotobacter sp.
1.18.6.1
Molybdenum
-
Frankia sp.
1.18.6.1
Molybdenum
-
Gloeothece sp.
1.18.6.1
Molybdenum
-
Klebsiella pneumoniae
1.18.6.1
Molybdenum
-
Rhizobium sp.
1.18.6.1
Molybdenum
-
Rhodospirillum rubrum
1.18.6.1
Molybdenum
-
Paenibacillus polymyxa
1.18.6.1
Molybdenum
-
Anabaena cylindrica
1.18.6.1
Molybdenum
-
Azotobacter vinelandii
1.18.6.1
Molybdenum
-
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]
Anabaena 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]
Azotobacter sp.
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]
Chlorobium sp.
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]
Clostridium pasteurianum
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]
Frankia sp.
1.18.6.1
additional information
metal-sulfur cluster, e.g. [4Fe-4S]
Gloeothece sp.
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]
Leptolyngbya boryana
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]
Rhizobium leguminosarum
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]
Rhodobacter sphaeroides
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]
Rhodospirillum rubrum
1.19.6.1
Mg2+
required for ATP hydrolysis
Klebsiella pneumoniae
Natural Substrates/ Products (Substrates) (protein specific)
EC Number
Natural Substrates
Organism
Commentary (Nat. Sub.)
Natural Products
Commentary (Nat. Pro.)
Organism (Nat. Pro.)
Reversibility
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
Rhodobacter 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
Rhodobacter 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
-
-
?
Substrates and Products (Substrate) (protein specific)
EC Number
Substrates
Commentary Substrates
Literature (Substrates)
Organism
Products
Commentary (Products)
Literature (Products)
Organism (Products)
Reversibility
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Rhodobacter sphaeroides
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Rhodobacter sphaeroides
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Klebsiella pneumoniae
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Klebsiella pneumoniae
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Clostridium pasteurianum
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Clostridium pasteurianum
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Azotobacter vinelandii
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Azotobacter vinelandii
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Paenibacillus polymyxa
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Paenibacillus polymyxa
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Rhodospirillum rubrum
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Rhodospirillum rubrum
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Chromatium sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Chromatium sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Rhizobium sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Rhizobium sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Rhizobium leguminosarum
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Rhizobium leguminosarum
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Rhodopseudomonas sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Rhodopseudomonas sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Desulfovibrio sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Desulfovibrio sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Anabaena sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Anabaena sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Anabaena cylindrica
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Anabaena cylindrica
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Frankia sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Frankia sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Leptolyngbya boryana
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Leptolyngbya boryana
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Azotobacter sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Azotobacter sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Chlorobium sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Chlorobium sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
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
-
440134
Azospirillum sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Azospirillum sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
-
440134
Gloeothece sp.
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Gloeothece sp.
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
biological N2 fixation
440134
Rhodobacter 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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
Rhodobacter 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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
440134
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
-
440134
Rhizobium sp. ORS 571
8 oxidized ferredoxin + H2 + 2 NH3 + 16 ADP + 16 phosphate
-
440134
Rhizobium sp. ORS 571
?
1.18.6.1
8 reduced ferredoxin + 8 H+ + N2 + 16 ATP + 16 H2O
biological N2 fixation
440134
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
440134
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
440134
Klebsiella pneumoniae
6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate
-
440134
Klebsiella pneumoniae
?
1.19.6.1
6 reduced flavodoxin + N2 + 6 H2O + 6 ATP
slow enzyme
440134
Klebsiella pneumoniae
6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate
-
440134
Klebsiella pneumoniae
?
1.19.6.1
6 reduced flavodoxin + N2 + 6 H2O + 6 ATP
flavodoxin is encoded by nifF gene, pyruvate:flavodoxin oxidoreductase by nifJ gene
440134
Klebsiella pneumoniae
6 oxidized flavodoxin + 2 NH3 + 6 H+ + 6 ADP + 6 phosphate
-
440134
Klebsiella pneumoniae
?
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
440134
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
440134
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
440134
Klebsiella pneumoniae
?
-
-
-
-