Activating Compound | Comment | Organism | Structure |
---|---|---|---|
additional information | nitrate plays an active role in enzyme synthesis, ammonia acts as antagonist | Anabaena sp. | |
additional information | nitrate plays an active role in enzyme synthesis, ammonia acts as antagonist | Nostoc sp. |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
additional information | nitrate plays an active role in enzyme synthesis, ammonia acts as antagonist | Anabaena sp. | |
additional information | nitrate plays an active role in enzyme synthesis, ammonia acts as antagonist | Nostoc sp. | |
additional information | enzyme synthesis is repressed in presence of ammonia as a result of its metabolism, nitrate is not required as an obligate inducer | Synechococcus elongatus PCC 7942 = FACHB-805 |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
nitrate + reduced ferredoxin | Synechococcus elongatus PCC 7942 = FACHB-805 | first step in assimilatory reduction of nitrate | nitrite + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | Anabaena sp. | first step in assimilatory reduction of nitrate | nitrite + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | Nostoc sp. | first step in assimilatory reduction of nitrate | nitrite + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | Synechococcus elongatus PCC 7942 = FACHB-805 L 1402-1 | first step in assimilatory reduction of nitrate | nitrite + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | Anabaena sp. 7119 | first step in assimilatory reduction of nitrate | nitrite + oxidized ferredoxin | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Anabaena sp. | - |
- |
- |
Anabaena sp. | - |
previously classified as Nostoc muscorum 7119, filamentous nitrogen fixer | - |
Anabaena sp. 7119 | - |
- |
- |
Nostoc sp. | - |
strain PCC 6719, filamentous nitrogen fixer | - |
Synechococcus elongatus PCC 7942 = FACHB-805 | - |
- |
- |
Synechococcus elongatus PCC 7942 = FACHB-805 | - |
unicellular non-nitrogen fixer | - |
Synechococcus elongatus PCC 7942 = FACHB-805 L 1402-1 | - |
- |
- |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.2 | - |
in situ assay, cells grown on media containing nitrate | Synechococcus elongatus PCC 7942 = FACHB-805 |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
nitrate + reduced ferredoxin | - |
Synechococcus elongatus PCC 7942 = FACHB-805 | nitrite + H2O + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | - |
Anabaena sp. | nitrite + H2O + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | - |
Nostoc sp. | nitrite + H2O + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | - |
Synechococcus elongatus PCC 7942 = FACHB-805 L 1402-1 | nitrite + H2O + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | - |
Anabaena sp. 7119 | nitrite + H2O + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | first step in assimilatory reduction of nitrate | Synechococcus elongatus PCC 7942 = FACHB-805 | nitrite + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | first step in assimilatory reduction of nitrate | Anabaena sp. | nitrite + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | first step in assimilatory reduction of nitrate | Nostoc sp. | nitrite + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | first step in assimilatory reduction of nitrate | Synechococcus elongatus PCC 7942 = FACHB-805 L 1402-1 | nitrite + oxidized ferredoxin | - |
? | |
nitrate + reduced ferredoxin | first step in assimilatory reduction of nitrate | Anabaena sp. 7119 | nitrite + oxidized ferredoxin | - |
? | |
nitrate + reduced methyl viologen | enzyme uses also reduced methyl viologen as reductant | Synechococcus elongatus PCC 7942 = FACHB-805 | nitrite + oxidized methyl viologen | - |
? | |
nitrate + reduced methyl viologen | enzyme uses also reduced methyl viologen as reductant | Anabaena sp. | nitrite + oxidized methyl viologen | - |
? | |
nitrate + reduced methyl viologen | enzyme uses also reduced methyl viologen as reductant | Nostoc sp. | nitrite + oxidized methyl viologen | - |
? | |
nitrate + reduced methyl viologen | enzyme uses also reduced methyl viologen as reductant | Synechococcus elongatus PCC 7942 = FACHB-805 L 1402-1 | nitrite + oxidized methyl viologen | - |
? | |
nitrate + reduced methyl viologen | enzyme uses also reduced methyl viologen as reductant | Anabaena sp. 7119 | nitrite + oxidized methyl viologen | - |
? |