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Literature summary for 7.1.1.6 extracted from
- A cytochrome f-b6 complex with plastoquinol-cytochrome c oxidoreductase activity from Anabaena variabilis (1982), Biochim. Biophys. Acta, 681, 110-117.
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 | - |
Trichormus variabilis | |
| 3-(3',4'-dichlorophenyl)-1,1-dimethylurea | - |
Trichormus variabilis | |
| 5-(n-undecyl)-6-hydroxy-4,7-dioxobenzothiazole | - |
Trichormus variabilis | |
| bathophenanthroline | - |
Trichormus variabilis | |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.02 | - |
plastoquinol-1 | - |
Trichormus variabilis | |
| 0.04 | - |
plastoquinol-9 | - |
Trichormus variabilis | |
Localization
| Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|
| thylakoid | - |
Trichormus variabilis | 9579 | - |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Trichormus variabilis | - |
- |
- |
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 | - |
- |
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 | - |
? | |
| plastoquinol-1 + oxidized plastocyanin + H+[side 1] | - |
Trichormus variabilis | plastoquinone-1 + reduced plastocyanin + H+[side 2] | - |
? | |
Subunits
| Subunits | Comment | Organism |
|---|---|---|
| More | - |
Trichormus variabilis |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 7.5 | - |
- |
Trichormus variabilis |
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Release 2023.1 (January 2023)
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