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Ligand ferrocytochrome c550 Please wait a moment until all data is loaded. This message will disappear when all data is loaded.
Basic Ligand Information
Roles as Enzyme Ligand
In Vivo Substrate in Enzyme-catalyzed Reactions (1 result)Please wait a moment until the data is sorted. This message will disappear when the data is sorted.
nitrite + ferrocytochrome c550 = NO + ferricytochrome c550
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In Vivo Product in Enzyme-catalyzed Reactions (2 results)Please wait a moment until the data is sorted. This message will disappear when the data is sorted.
ethanol + ferricytochrome c550 = acetaldehyde + ferrocytochrome c550
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sulfite + ferricytochrome c550 + H2O = sulfate + ferrocytochrome c550 + H+
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Substrate in Enzyme-catalyzed Reactions (4 results)
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ferrocytochrome c550 + H2O2 = ferricytochrome c550 + H2O
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nitrite + ferrocytochrome c550 = NO + ferricytochrome c550
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nitrite + ferrocytochrome c550 = NO + oxidized ferricytochrome c550
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ferrocytochrome c550 + O2 + H+ = ferricytochrome c550 + H2O
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Product in Enzyme-catalyzed Reactions (3 results)
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ethanol + ferricytochrome c550 = acetaldehyde + ferrocytochrome c550
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hydroxylamine + ferricytochrome c550 = nitroxyl + ferrocytochrome c550 + H+
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sulfite + ferricytochrome c550 + H2O = sulfate + ferrocytochrome c550 + H+
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Enzyme Kinetic Parameters
kcat Value (Turnover Number) (2 results)
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37.4
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Magnetospirillum magnetotacticum cytochrome c550
KM Value (4 results)
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0.003
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Magnetospirillum magnetotacticum cytochrome c550
References & Links Literature References (6)
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The kinetics of the oxidation of cytochrome c by Paracoccus cytochrome c peroxidase
1994
Gilmour, R.; Goodhew, C.F.; Pettigrew, G.W.; Prazeres, S.; Moura, J.J.G.; Moura, I.
Biochem. J.
300
907-914
The nitrite oxidizing system of Nitrobacter winogradskyi
1988
Yamanaka, T.; Fukumori, Y.
FEMS Microbiol. Rev.
54
259-270
Cytochrome aa3 from the aerobic photoheterotroph Erythrobacter longus: purification, and enzymatic and molecular features
1987
Fukumori, Y.; Watanabe, K.; Yamanaka, T.
J. Biochem.
102
777-784
Purification, and some molecular and enzymic features of a novel ccb-type cytochrome c oxidase from a microaerobic denitrifier, Magnetospirillum magnetotacticum
1994
Tamegai, H.; Fukumori, Y.
FEBS Lett.
347
22-26
A mutant of Paracoccus denitrificans with disrupted genes coding for cytochrome c550 and pseudoazurin establishes these two proteins as the in vivo electron donors to cytochrome cd1 nitrite reductase
2003
Pearson, I.V.; Page, M.D.; van Spanning, R.J.; Ferguson, S.J.
J. Bacteriol.
185
6308-6315
Probing the unusual oxidation/reduction behavior of Paracoccus pantotrophus cytochrome cd1 nitrite reductase by replacing a switchable methionine heme iron ligand with histidine
2006
Zajicek, R.S.; Cartron, M.L.; Ferguson, S.J.
Biochemistry
45
11208-11216
Links to other databases for ferrocytochrome c550
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