KEGG   REACTION: R03184
Entry
R03184                      Reaction                               
Name
L-gulono-1,4-lactone:oxygen 2-oxidoreductase
Definition
L-Gulono-1,4-lactone + Oxygen <=> L-xylo-Hexulonolactone + Hydrogen peroxide
Equation
C01040 + C00007 <=> C03289 + C00027
Comment
the first step of two-step reaction (see R10053, R03184+R00647)
Reaction class
RC00869  C01040_C03289
RC02755  C00007_C00027
Enzyme
1.1.3.8
Pathway
rn00053  Ascorbate and aldarate metabolism
rn01100  Metabolic pathways
Module
M00129  Ascorbate biosynthesis, animals, glucose-1P => ascorbate
Brite
Enzymatic reactions [BR:br08201]
 1. Oxidoreductase reactions
  1.1  Acting on the CH-OH group of donors
   1.1.3  With oxygen as acceptor
    1.1.3.8
     R03184  L-Gulono-1,4-lactone + Oxygen <=> L-xylo-Hexulonolactone + Hydrogen peroxide
Orthology
K00103  L-gulonolactone oxidase [EC:1.1.3.8]
Other DBs
RHEA: 12355
LinkDB

KEGG   REACTION: R00647
Entry
R00647                      Reaction                               
Definition
Ascorbate <=> L-xylo-Hexulonolactone
Equation
C00072 <=> C03289
Comment
spontaneous
the second step of two-step reaction (see R10053, R03184+R00647)
Reaction class
RC00346  C00072_C03289
Enzyme
1.1.3.8
Pathway
rn00053  Ascorbate and aldarate metabolism
rn01100  Metabolic pathways
Module
M00129  Ascorbate biosynthesis, animals, glucose-1P => ascorbate
Brite
Enzymatic reactions [BR:br08201]
 1. Oxidoreductase reactions
  1.1  Acting on the CH-OH group of donors
   1.1.3  With oxygen as acceptor
    1.1.3.8
     R00647  Ascorbate <=> L-xylo-Hexulonolactone
Other DBs
RHEA: 15272
LinkDB

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