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Leucodopachrome, L-Dopaquinone transform to Dopachrome, L-Dopa
Stable Identifier
R-HSA-5672019
Type
Reaction [transition]
Species
Homo sapiens
Compartment
melanosome lumen
ReviewStatus
5/5
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Metabolism (Homo sapiens)
Metabolism of amino acids and derivatives (Homo sapiens)
Melanin biosynthesis (Homo sapiens)
Leucodopachrome, L-Dopaquinone transform to Dopachrome, L-Dopa (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
A redox exchange between leucodopachrome (cyclodopa) and dopaquinone gives rise to dopachrome, an orange-red intermediate (Raper 1927, Mason et al. 1948) and dopa. This reaction is considered the source of dopa formed during melanogenesis (Ito & Wakamatsu 2008).
Literature References
PubMed ID
Title
Journal
Year
18920770
The chemistry of melanin. III. Mechanism of the oxidation of dihydroxyphenylalanine by tyrosinase
Mason, HS
J. Biol. Chem.
1948
Participants
Input
L-Dopaquinone [melanosome lumen]
Leucodopachrome [melanosome lumen]
Output
Dopachrome [melanosome lumen]
L-Dopa [melanosome lumen]
Participates
as an event of
Melanin biosynthesis (Homo sapiens)
Authored
Jupe, S (2015-01-13)
Reviewed
d'Ischia, M (2015-02-13)
Ito, S (2015-02-13)
Created
Jupe, S (2015-02-04)
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