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Ferrous iron reduces the BH3 radical back to BH4
Stable Identifier
R-HSA-1497883
Type
Reaction [transition]
Species
Homo sapiens
Compartment
cytosol
ReviewStatus
5/5
Locations in the PathwayBrowser
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Metabolism (Homo sapiens)
Metabolism of vitamins and cofactors (Homo sapiens)
Metabolism of cofactors (Homo sapiens)
Tetrahydrobiopterin (BH4) synthesis, recycling, salvage and regulation (Homo sapiens)
Ferrous iron reduces the BH3 radical back to BH4 (Homo sapiens)
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The layout of this reaction may differ from that in the pathway view due to the constraints in pathway layout
Heme iron from the oxygenase domain of eNOS can reduce the BH3 radical back to BH4, with itself being oxidised from the ferrous (Fe2+) back to the ferric (Fe3+) form (Berka et al. 2004).
Literature References
PubMed ID
Title
Journal
Year
15476407
Redox function of tetrahydrobiopterin and effect of L-arginine on oxygen binding in endothelial nitric oxide synthase
Berka, V
,
Yeh, HC
,
Tsai, AL
,
Kiran, F
,
Gao, D
Biochemistry
2004
Participants
Input
BH3. [cytosol]
Fe2+ [cytosol]
Output
BH4 [cytosol]
Fe3+ [cytosol]
Participates
as an event of
Tetrahydrobiopterin (BH4) synthesis, recycling, salvage and regulation (Homo sapiens)
Authored
Jassal, B (2011-08-17)
Reviewed
D'Eustachio, P (2011-08-23)
Created
Jassal, B (2011-08-17)
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