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Literature summary for 7.1.1.8 extracted from

  • Speck, S.H.; Margoliash, E.
    Characterization of the interaction of cytochrome c and mitochondrial ubiquinol-cytochrome c reductase (1984), J. Biol. Chem., 259, 1064-1072.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0015
-
ubiquinol
-
Bos taurus

Localization

Localization Comment Organism GeneOntology No. Textmining
mitochondrion
-
Bos taurus 5739
-

Metals/Ions

Metals/Ions Comment Organism Structure
Iron-sulfur cluster
-
Bos taurus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ubiquinone-10 + ferricytochrome c Bos taurus
-
ubiquinol-10 + ferrocytochrome c + 2 H+
-
?

Organism

Organism UniProt Comment Textmining
Bos taurus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Bos taurus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2,3-dimethoxy-5-methyl-6-decylbenzoquinol + 2 ferricytochrome c
-
Bos taurus 2,3-dimethoxy-5-methyl-6-decylbenzoquinone + 2 ferrocytochrome c + 2 H+[side 2]
-
?
ubiquinol + 2 4-carboxy-2,6-dinitrophenyllysine27-ferricytochrome c cytochrome c from horse, modified at Lys27 Bos taurus ubiquinone + 2 4-carboxy-2,6-dinitrophenyllysine27-ferrocytochrome c + 2 H+
-
?
ubiquinol + 2 ferricytochrome c
-
Bos taurus ubiquinone + 2 ferrocytochrome c + 2 H+
-
?
ubiquinone-10 + ferricytochrome c
-
Bos taurus ubiquinol-10 + ferrocytochrome c + 2 H+
-
?

Subunits

Subunits Comment Organism
heptamer
-
Bos taurus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
2,3-dimethoxy-5-methyl-6-decylbenzoquinol as substrate Bos taurus

pH Range

pH Minimum pH Maximum Comment Organism
6.5 8 activity increases with increasing pH Bos taurus

Cofactor

Cofactor Comment Organism Structure
cytochrome c1
-
Bos taurus