Literature summary for 7.1.1.6 extracted from

Gu, L.Q.; Yu, L.; Yu, C.A.
A ubiquinone derivative that inhibits mitochondrial cytochrome b-c1 complex but not chloroplast cytochrome b6-f complex activity (1989), J. Biol. Chem., 264, 4506-4512.

Search for more literature for 7.1.1.6

Activating Compound

Activating Compound	Comment	Organism	Structure
3-chloro-5-hydroxy-2-methyl-6-decyl-1,4-benzoquinone	activation with substrate 2,3-dimethyl-6-geranyl-1,4-benzoquinone	Spinacia oleracea

Inhibitors

Inhibitors	Comment	Organism	Structure
2,5-dibromo-3-methyl-6-isopropylbenzoquinone	DBMIB or dibromothymoquinone, 75% inhibition at 0.005 mM, reactivation by 3-chloro-5-hydroxyl-2-methyl-6-decyl-1,4-benzoquinone	Spinacia oleracea

KM Value [mM]

KM Value [mM]	KM Value Maximum [mM]	Substrate	Comment	Organism	Structure
0.0032	0.0039	2,3-dimethyl-6-geranyl-1,4-benzoquinol	depending on presence of activator	Spinacia oleracea

Localization

Localization	Comment	Organism	GeneOntology No.	Textmining
thylakoid	-	Spinacia oleracea	9579	-

Organism

Organism	UniProt	Comment	Textmining
Spinacia oleracea	-	spinach	-

Source Tissue

Source Tissue	Comment	Organism	Textmining
leaf	-	Spinacia oleracea	-

Substrates and Products (Substrate)

Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
2,3-dimethyl-6-geranyl-1,4-benzoquinol + 3-chloro-5-hydroxyl-2-methyl-6-decyl-1,4-benzoquinone + H+ [side 1]	-	Spinacia oleracea	2,3-dimethyl-6-geranyl-1,4-benzoquinone + 3-chloro-5-hydroxyl-2-methyl-6-decyl-1,4-benzoquinol + H+[side 2]	-	?
plastoquinol + plastocyanin	-	Spinacia oleracea	plastoquinone + reduced plastocyanin	-	?

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Release 2023.1 (January 2023)