Pathways

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BRENDA KEGG MetaCyc

ascorbate metabolism (BRENDA)

:= BRENDA, := KEGG, := MetaCyc, := SABIO-RK
:= amino acid sequences := show the reaction diagram
EC Number
Reaction
Pathways
Reaction IDs
Stoichiometry Check
Missing Substrate
Missing Product
Commentary
Remark
GDP-L-galactose phosphorylase
GDP-beta-L-galactose + phosphate = beta-L-galactose 1-phosphate + GDP
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natural substrates
L-galactose 1-phosphate phosphatase
L-galactose 1-phosphate + H2O = L-galactose + phosphate
R07674 show the reaction diagram
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natural substrates
L-galactose 1-phosphate phosphatase
L-galactose 1-phosphate + H2O = L-galactose + phosphate
R07674 show the reaction diagram
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natural substrates
D-threo-aldose 1-dehydrogenase
L-galactose + NAD+ = L-galactono-1,4-lactone + NADH + H+
BR49634 show the reaction diagram
R07675 show the reaction diagram
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natural substrates
L-galactose 1-dehydrogenase
L-galactose + NAD+ = L-galactono-1,4-lactone + NADH + H+
BR49634 show the reaction diagram
R07675 show the reaction diagram
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natural substrates
L-galactonolactone dehydrogenase
L-galactono-1,4-lactone + 2 ferricytochrome c = L-ascorbate + 2 ferrocytochrome c + 2 H+
BR36836 show the reaction diagram
R00640 show the reaction diagram
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: the first step of two-step reaction (see R12144, R00640+R07679)
natural substrates
L-galactonolactone dehydrogenase
L-gulono-1,4-lactone + ferricytochrome c = L-ascorbate + ferrocytochrome c
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gluconolactonase
L-gulono-1,4-lactone + H2O = L-gulonate
R02933 show the reaction diagram
2792
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natural substrates
1,4-lactonase
L-gulono-1,4-lactone + H2O = L-gulonate
R02933 show the reaction diagram
2792
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natural substrates
L-gulonolactone oxidase
L-gulono-1,4-lactone + O2 = L-ascorbate + H2O2
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: two-step reaction (see R03184+R00647)
natural substrates
alcohol dehydrogenase (NADP+)
D-galacturonate + NADPH + H+ = L-galactonate + NADP+
R07676 show the reaction diagram
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natural substrates
uronate dehydrogenase
D-galacturonate + NADPH + H+ = L-galactonate + NADP+
R07676 show the reaction diagram
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natural substrates
aldehyde reductase
D-galacturonate + NADPH + H+ = L-galactonate + NADP+
R07676 show the reaction diagram
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natural substrates
D-galacturonate reductase
D-galacturonate + NADPH + H+ = L-galactonate + NADP+
R07676 show the reaction diagram
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natural substrates
L-ascorbate peroxidase
2 L-ascorbate + H2O2 + 2 H+ = L-ascorbate + L-dehydroascorbate + 2 H2O
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natural substrates
3-dehydro-L-gulonate 2-dehydrogenase
3-dehydro-L-gulonate + NAD+ = (4R,5S)-4,5,6-trihydroxy-2,3-dioxohexanoate + NADH + H+
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: NADP+ (see R02639)
natural substrates