Literature summary for 7.1.1.9 extracted from

Wilson, M.T.; Lalla-Maharajh, W.; Darley-Usmar, V.; Bonaventura, J.; Bonaventura, C.; Brunori, M.
Structural and functional properties of cytochrome c oxidases isolated from sharks (1980), J. Biol. Chem., 255, 2722-2728.

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Metals/Ions

Metals/Ions	Comment	Organism	Structure
Cu	-	Squalus acanthias
Cu	-	Sphyrna lewini

Molecular Weight [Da]

Molecular Weight [Da]	Molecular Weight Maximum [Da]	Comment	Organism
6000	-	I, II, III, IV, V, VI, VII, 1 * 34000 + 1 * 23000 + 1* 20000 + 1 * 17500 + 1 * 13000 + 1 * 10000 + 1 * 6000, SDS-PAGE	Sphyrna lewini
8750	-	I, II, III, IV, V, VI, VII, 1 * 35100 + 1 * 23100 + 1* 21300 + 1 * 17900 + 1 * 11600 + 1 * 8750 + 1 * 4600, possibly multiple subunits at position VII, SDS-PAGE	Squalus acanthias
10000	-	I, II, III, IV, V, VI, VII, 1 * 34000 + 1 * 23000 + 1* 20000 + 1 * 17500 + 1 * 13000 + 1 * 10000 + 1 * 6000, SDS-PAGE	Sphyrna lewini
11600	-	I, II, III, IV, V, VI, VII, 1 * 35100 + 1 * 23100 + 1* 21300 + 1 * 17900 + 1 * 11600 + 1 * 8750 + 1 * 4600, possibly multiple subunits at position VII, SDS-PAGE	Squalus acanthias
13000	-	I, II, III, IV, V, VI, VII, 1 * 34000 + 1 * 23000 + 1* 20000 + 1 * 17500 + 1 * 13000 + 1 * 10000 + 1 * 6000, SDS-PAGE	Sphyrna lewini
17500	-	I, II, III, IV, V, VI, VII, 1 * 34000 + 1 * 23000 + 1* 20000 + 1 * 17500 + 1 * 13000 + 1 * 10000 + 1 * 6000, SDS-PAGE	Sphyrna lewini
17900	-	I, II, III, IV, V, VI, VII, 1 * 35100 + 1 * 23100 + 1* 21300 + 1 * 17900 + 1 * 11600 + 1 * 8750 + 1 * 4600, possibly multiple subunits at position VII, SDS-PAGE	Squalus acanthias
23000	-	I, II, III, IV, V, VI, VII, 1 * 34000 + 1 * 23000 + 1* 20000 + 1 * 17500 + 1 * 13000 + 1 * 10000 + 1 * 6000, SDS-PAGE	Sphyrna lewini
23100	-	I, II, III, IV, V, VI, VII, 1 * 35100 + 1 * 23100 + 1* 21300 + 1 * 17900 + 1 * 11600 + 1 * 8750 + 1 * 4600, possibly multiple subunits at position VII, SDS-PAGE	Squalus acanthias
34000	-	I, II, III, IV, V, VI, VII, 1 * 34000 + 1 * 23000 + 1* 20000 + 1 * 17500 + 1 * 13000 + 1 * 10000 + 1 * 6000, SDS-PAGE	Sphyrna lewini
35100	-	I, II, III, IV, V, VI, VII, 1 * 35100 + 1 * 23100 + 1* 21300 + 1 * 17900 + 1 * 11600 + 1 * 8750 + 1 * 4600, possibly multiple subunits at position VII, SDS-PAGE	Squalus acanthias
140000	158000	-	Sphyrna lewini
140000	158000	calculation from heme content	Squalus acanthias

Organism

Organism	UniProt	Comment	Textmining
Carcharhinus limbatus	-	black tip reef shark	-
Carcharhinus obscurus	-	dusty shark	-
Galeocerdo cuvier	-	tiger shark	-
Sphyrna lewini	-	scallop hammerhead shark	-
Squalus acanthias	-	-	-

Purification (Commentary)

Purification (Comment)	Organism
-	Carcharhinus obscurus

Source Tissue

Source Tissue	Comment	Organism	Textmining
heart	-	Squalus acanthias	-
heart	-	Sphyrna lewini	-

Substrates and Products (Substrate)

Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
ferrocytochrome c + O2	-	Carcharhinus limbatus	ferricytochrome c + H2O	-	?
ferrocytochrome c + O2	-	Carcharhinus obscurus	ferricytochrome c + H2O	-	?
ferrocytochrome c + O2 + H+	-	Squalus acanthias	ferricytochrome c + H2O	-	r
ferrocytochrome c + O2 + H+	-	Sphyrna lewini	ferricytochrome c + H2O	-	r

Subunits

Subunits	Comment	Organism
oligomer	I, II, III, IV, V, VI, VII, 1 * 34000 + 1 * 23000 + 1* 20000 + 1 * 17500 + 1 * 13000 + 1 * 10000 + 1 * 6000, SDS-PAGE	Sphyrna lewini
oligomer	I, II, III, IV, V, VI, VII, 1 * 35100 + 1 * 23100 + 1* 21300 + 1 * 17900 + 1 * 11600 + 1 * 8750 + 1 * 4600, possibly multiple subunits at position VII, SDS-PAGE	Squalus acanthias

Turnover Number [1/s]

Turnover Number Minimum [1/s]	Turnover Number Maximum [1/s]	Substrate	Comment	Organism	Structure
11	30	ferrocytochrome c	oxidation of horse heart cytochrome c	Squalus acanthias
36	-	ferrocytochrome c	oxidation of horse heart cytochrome c	Sphyrna lewini

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Release 2023.1 (January 2023)