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Literature summary extracted from

  • Sone, N.; Yanagita, Y.
    A cytochrome aa3-type terminal oxidase of a thermophilic bacterium. Purification, properties and proton pumping (1982), Biochim. Biophys. Acta, 682, 216-226.
No PubMed abstract available

Activating Compound

EC Number Activating Compound Comment Organism Structure
7.1.1.9 Phospholipid 10fold activation Bacillus sp. PS3

Inhibitors

EC Number Inhibitors Comment Organism Structure
7.1.1.9 phosphate
-
 Bacillus sp. PS3

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
7.1.1.9 0.011
-
 ferrocytochrome c
-
 Bacillus sp. PS3
7.1.1.9 0.067
-
 ferrocytochrome c Saccharomyces cerevisiae cytochrome c Bacillus sp. PS3
7.1.1.9 0.13
-
 ferrocytochrome c hose cytochrome c Bacillus sp. PS3

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
7.1.1.9 Cu
-
 Bacillus sp. PS3

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
7.1.1.9 22000
-
 1 * 56000 + 1 * 38000 + 1 * 22000, SDS-PAGE, Ferguson plot Bacillus sp. PS3
7.1.1.9 38000
-
 1 * 56000 + 1 * 38000 + 1 * 22000, SDS-PAGE, Ferguson plot Bacillus sp. PS3
7.1.1.9 56000
-
 1 * 56000 + 1 * 38000 + 1 * 22000, SDS-PAGE, Ferguson plot Bacillus sp. PS3
7.1.1.9 250000
-
 gel filtration in the presence of N-lauryl sarcosinate Bacillus sp. PS3

Organism

EC Number Organism UniProt Comment Textmining
7.1.1.9 Bacillus sp. PS3
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
7.1.1.9 Triton X-100, DEAE-cellulose, DEAE-toyopearl, hydroxyapatite, ammonium sulfate Bacillus sp. PS3

Source Tissue

EC Number Source Tissue Comment Organism Textmining
7.1.1.9 heart
-
 Bacillus sp. PS3
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
7.1.1.9 ferrocytochrome c + O2 Saccharomyces cerevisiae cytochrome c Bacillus sp. PS3 ferricytochrome c + H2O
-
 ?
7.1.1.9 ferrocytochrome c + O2 artificial electron donor: 2,6-dichlorophenolindophenol Bacillus sp. PS3 ferricytochrome c + H2O
-
 ?
7.1.1.9 ferrocytochrome c + O2 artificial electron donor: phenazine methosulfate Bacillus sp. PS3 ferricytochrome c + H2O
-
 ?
7.1.1.9 ferrocytochrome c + O2 Candida krusei ferrocytochrome c Bacillus sp. PS3 ferricytochrome c + H2O
-
 ?
7.1.1.9 ferrocytochrome c + O2 + H+
-
 Bacillus sp. PS3 ferricytochrome c + H2O
-
 r

Subunits

EC Number Subunits Comment Organism
7.1.1.9 trimer 1 * 56000 + 1 * 38000 + 1 * 22000, SDS-PAGE, Ferguson plot Bacillus sp. PS3

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
7.1.1.9 6.1
-
 two-third of optimal activity at pH 5.0 and pH 7.1 Bacillus sp. PS3

pH Range

EC Number pH Minimum pH Maximum Comment Organism
7.1.1.9 5 7.1 less than 75% of maximal activity above and below Bacillus sp. PS3

Cofactor

EC Number Cofactor Comment Organism Structure
7.1.1.9 heme a
-
 Bacillus sp. PS3
7.1.1.9 heme c
-
 Bacillus sp. PS3