Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|
membrane | - |
Escherichia coli | 16020 | - |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
nitrite + demethylmenaquinone + H2O | Escherichia coli | - |
nitrate + demethylmenaquinol | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | P09152 | NarG; MG1655 | - |
Escherichia coli | P11349 | NarH; MG1655 | - |
Escherichia coli | P11350 | NarI; MG1655 | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
additional information | structure-function relationships of quinone reactivity | Escherichia coli | ? | - |
? | |
nitrite + demethylmenaquinone + H2O | - |
Escherichia coli | nitrate + demethylmenaquinol | - |
? | |
nitrite + demethylmenaquinone + H2O | endogeneous demethylmenasemiquinone (DMSK) intermediates are stabilized in the enzyme. DMSK is formed at the NarGHI QD quinol oxidation site | Escherichia coli | nitrate + demethylmenaquinol | - |
? | |
nitrite + menadione + H2O | - |
Escherichia coli | nitrate + menadiol | - |
? | |
nitrite + menaquinone + H2O | - |
Escherichia coli | nitrate + menaquinol | - |
? | |
nitrite + naphthoquinone + H2O | - |
Escherichia coli | nitrate + naphthoquinol | - |
? |
Synonyms | Comment | Organism |
---|---|---|
NarG | - |
Escherichia coli |
NarGHI | - |
Escherichia coli |
narH | - |
Escherichia coli |
NarI | - |
Escherichia coli |
nitrate reductase A | - |
Escherichia coli |
quinol:nitrate oxidoreductase | - |
Escherichia coli |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
25 | - |
assay at | Escherichia coli |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.5 | - |
assay at | Escherichia coli |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
1,4-Naphthoquinone | - |
Escherichia coli | |
2-methylnaphthalene-1,4-dione | - |
Escherichia coli | |
demethylmenaquinone | DMKH2, endogeneous demethylmenasemiquinone (DMSK) intermediates are stabilized in the enzyme | Escherichia coli | |
heme | - |
Escherichia coli | |
vitamin K2 | - |
Escherichia coli |
General Information | Comment | Organism |
---|---|---|
additional information | structure-function relationships of quinone reactivity. The NarGHI catalytic activity measured with the demethylmenaquinol (DMKH2) analogue 1,4-naphthoquinol is comparable to that measured using the corresponding methylated methylmenaquinol (MKH2) analogue menadiol, kinetics, overview | Escherichia coli |