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Literature summary for 1.8.7.1 extracted from
- Ferredoxin-linked sulfite reductase from turnip roots (1996), Biosci. Biotechnol. Biochem., 60, 142-144.
No PubMed abstract available
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| cyanide | - |
Brassica rapa |  |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.076 | - |
reduced ferredoxin | - |
Brassica rapa | |
| 0.077 | - |
sulfite | - |
Brassica rapa | |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 65000 | - |
1 * 65000, SDS-PAGE | Brassica rapa |
| 68000 | - |
in presence of 200 mM NaCl, gel filtration | Brassica rapa |
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| sulfite + reduced ferredoxin | Spinacia oleracea | - |
hydrogen sulfide + oxidized ferredoxin + H2O | - |
? | |
| sulfite + reduced ferredoxin | Brassica rapa | - |
hydrogen sulfide + oxidized ferredoxin + H2O | - |
? | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Brassica rapa | - |
fresh roots | - |
| Spinacia oleracea | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Brassica rapa |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| root | - |
Brassica rapa | - |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| 103 | - |
- |
Brassica rapa |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| hydrogen sulfide + oxidized ferredoxin + H2O | - |
Brassica rapa | sulfite + reduced ferredoxin + H+ | - |
r | |
| sulfite + reduced ferredoxin | - |
Spinacia oleracea | hydrogen sulfide + oxidized ferredoxin + H2O | - |
? | |
| sulfite + reduced ferredoxin | - |
Brassica rapa | hydrogen sulfide + oxidized ferredoxin + H2O | - |
? | |
Subunits
| Subunits | Comment | Organism |
|---|---|---|
| monomer | 1 * 65000, SDS-PAGE | Brassica rapa |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 30 | - |
enzyme assay | Brassica rapa |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 7.7 | - |
potassium phosphate buffer | Brassica rapa |
Cofactor
| Cofactor | Comment | Organism | Structure |
|---|---|---|---|
| siroheme | - |
Spinacia oleracea | |
| siroheme | - |
Brassica rapa | |
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Release 2023.1 (January 2023)
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