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Literature summary for 7.1.1.6 extracted from
- Cytochrome b/f6 complex in cyanobacteria: common components of respiratory and photosynthetic electron transport systems (1988), Methods Enzymol., 167, 341-349.
No PubMed abstract available
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| 2,5-dibromo-3-methyl-6-isopropylbenzoquinone | - |
Trichormus variabilis |  |
| 2-Iodo-6-isopropyl-3-methyl-2',2,4'-trinitrodiphenyl ether | DNP-INT | Trichormus variabilis | |
| 5-(n-undecyl)-6-hydroxy-4,7-dioxobenzothiazole | UHDBT | Trichormus variabilis | |
| Stigmatellin | - |
Trichormus variabilis | |
Localization
| Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|
| thylakoid | - |
Trichormus variabilis | 9579 | - |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Trichormus variabilis | - |
cyanobacterium | - |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Trichormus variabilis |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| additional information | - |
specific activity depends on electron donor and acceptor | Trichormus variabilis |
Storage Stability
| Storage Stability | Organism |
|---|---|
| -156°C, best stability, or -80°C or -20°C | Trichormus variabilis |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| plastoquinol + plastocyanin | best electron acceptors: plastocyanin from Anabaena variabilis, cytochrome c-553 from Anabaena variabilis, cytochrome c from horse heart | Trichormus variabilis | plastoquinone + reduced plastocyanin | - |
? | |
| plastoquinol + plastocyanin | best electron donor: plastoquinol-9 | Trichormus variabilis | plastoquinone + reduced plastocyanin | - |
? | |
Subunits
| Subunits | Comment | Organism |
|---|---|---|
| More | ratio cytochrome b563:cytochrome f:Rieske Fe-S protein 2:1:1 | Trichormus variabilis |
Turnover Number [1/s]
| Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| additional information | - |
additional information | - |
Trichormus variabilis |
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