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Literature summary for 7.1.1.9 extracted from
- Some properties of Nitrosomonas europaea cytochrome c oxidase (aa3-type) which lacks CuA (1989), J. Biochem., 105, 245-248.
Activating Compound
| Activating Compound | Comment | Organism | Structure |
|---|---|---|---|
| cardiolipin | approx. 10fold stimulation | Nitrosomonas europaea |  |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.0017 | - |
ferrocytochrome c | horse cytochrome c, presence of cardiolipin | Nitrosomonas europaea | |
| 0.0018 | - |
ferrocytochrome c | horse cytochrome c, in the presence of cardiolipin | Nitrosomonas europaea | |
| 0.011 | - |
ferrocytochrome c | horse cytochrome c | Nitrosomonas europaea | |
| 0.012 | - |
ferrocytochrome c | horse cytochrome c, absence of cardiolipin | Nitrosomonas europaea | |
| 0.016 | - |
ferrocytochrome c552 | - |
Nitrosomonas europaea |
Metals/Ions
| Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|
| Cu | no CuA | Nitrosomonas europaea | |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 28000 | - |
1 * 39000 + 1 * 28000, SDS-PAGE | Nitrosomonas europaea |
| 28000 | - |
x * 39000 + x * 28000, SDS-PAGE | Nitrosomonas europaea |
| 39000 | - |
1 * 39000 + 1 * 28000, SDS-PAGE | Nitrosomonas europaea |
| 39000 | - |
x * 39000 + x * 28000, SDS-PAGE | Nitrosomonas europaea |
| 67000 | - |
calculation from heme content | Nitrosomonas europaea |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Nitrosomonas europaea | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
| normal and CuA-deficient forms of the enzyme | Nitrosomonas europaea |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| ferrocytochrome c + O2 + H+ | - |
Nitrosomonas europaea | ferricytochrome c + H2O | - |
r | |
| ferrocytochrome c552 + O2 + H+ | - |
Nitrosomonas europaea | ferricytochrome c552 + H2O | - |
r | |
Subunits
| Subunits | Comment | Organism |
|---|---|---|
| ? | x * 39000 + x * 28000, SDS-PAGE | Nitrosomonas europaea |
| dimer | 1 * 39000 + 1 * 28000, SDS-PAGE | Nitrosomonas europaea |
Turnover Number [1/s]
| Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 4 | - |
ferrocytochrome c552 | - |
Nitrosomonas europaea | |
| 32 | - |
ferrocytochrome c | horse cytochrome c | Nitrosomonas europaea | |
| 336 | - |
ferrocytochrome c | horse cytochrome c, in the presence of cardiolipin | Nitrosomonas europaea | |
Cofactor
| Cofactor | Comment | Organism | Structure |
|---|---|---|---|
| heme a | - |
Nitrosomonas europaea | |
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Release 2023.1 (January 2023)
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