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Literature summary extracted from

  • Tamegai, H.; Fukumori, Y.
    Purification, and some molecular and enzymic features of a novel ccb-type cytochrome c oxidase from a microaerobic denitrifier, Magnetospirillum magnetotacticum (1994), FEBS Lett., 347, 22-26.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
7.1.1.9 CN- 0.012 mM, 50% inhibition Magnetospirillum magnetotacticum

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
7.1.1.9 0.003
-
 ferrocytochrome c550 Magnetospirillum magnetotacticum cytochrome c550 Magnetospirillum magnetotacticum
7.1.1.9 0.012
-
 ferrocytochrome c horse heart cytochrome c Magnetospirillum magnetotacticum

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
7.1.1.9 membrane
-
 Magnetospirillum magnetotacticum 16020
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
7.1.1.9 Cu 0.7 copper atoms in minimal structure unit composed of the three subunits Magnetospirillum magnetotacticum
7.1.1.9 Fe 3.0 iron in minimal structure unit composed of the three subunits Magnetospirillum magnetotacticum

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
7.1.1.9 28000
-
 1 * 43000 + 1 * 34000 + 1 * 28000, SDS-PAGE, 5% 2-mercaptoethanol Magnetospirillum magnetotacticum
7.1.1.9 34000
-
 1 * 43000 + 1 * 34000 + 1 * 28000, SDS-PAGE, 5% 2-mercaptoethanol Magnetospirillum magnetotacticum
7.1.1.9 43000
-
 1 * 43000 + 1 * 34000 + 1 * 28000, SDS-PAGE, 5% 2-mercaptoethanol Magnetospirillum magnetotacticum

Organism

EC Number Organism UniProt Comment Textmining
7.1.1.9 Magnetospirillum magnetotacticum
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
7.1.1.9 sucrose monocaprate, DEAE-Toyopearl Magnetospirillum magnetotacticum

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
7.1.1.9 ferrocytochrome c + O2 Magnetospirillum magnetotacticum cytochrome c550 Magnetospirillum magnetotacticum ferricytochrome c + H2O
-
 ?
7.1.1.9 ferrocytochrome c + O2 horse ferrocytochrome c Magnetospirillum magnetotacticum ferricytochrome c + H2O
-
 ?
7.1.1.9 ferrocytochrome c + O2 + H+
-
 Magnetospirillum magnetotacticum ferricytochrome c + H2O
-
 r
7.1.1.9 ferrocytochrome c550 + O2 + H+
-
 Magnetospirillum magnetotacticum ferricytochrome c550 + H2O
-
 r

Subunits

EC Number Subunits Comment Organism
7.1.1.9 trimer 1 * 43000 + 1 * 34000 + 1 * 28000, SDS-PAGE, 5% 2-mercaptoethanol Magnetospirillum magnetotacticum

Turnover Number [1/s]

EC Number Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
7.1.1.9 37.4
-
 ferrocytochrome c550 Magnetospirillum magnetotacticum cytochrome c550 Magnetospirillum magnetotacticum
7.1.1.9 187
-
 ferrocytochrome c horse heart cytochrome c Magnetospirillum magnetotacticum

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
7.1.1.9 6
-
 oxidation of Magnetospirillum magnetotacticum cytochrome c550 Magnetospirillum magnetotacticum
7.1.1.9 8
-
 oxidation of horse heart cytochrome c Magnetospirillum magnetotacticum

Cofactor

EC Number Cofactor Comment Organism Structure
7.1.1.9 heme c 2 molecules in minimal structure unit composed of the three subunits Magnetospirillum magnetotacticum
7.1.1.9 protoheme 1 molecule in minimal structure unit composed of the three subunits Magnetospirillum magnetotacticum