KEGG   REACTION: R08836
Entry
R08836                      Reaction                               
Name
3,4-dihydroxy-L-phenylalanine:oxygen 4,5-oxidoreductase (decyclizing)
Definition
3,4-Dihydroxy-L-phenylalanine + Oxygen <=> 4,5-seco-Dopa
Equation
C00355 + C00007 <=> C17758
Reaction class
RC00387  C00355_C17758
Enzyme
1.13.11.-
Pathway
rn00965  Betalain biosynthesis
rn01100  Metabolic pathways
rn01110  Biosynthesis of secondary metabolites
Module
M00961  Betacyanin biosynthesis, L-tyrosine => amaranthin
Brite
Enzymatic reactions [BR:br08201]
 1. Oxidoreductase reactions
  1.13  Acting on single donors with incorporation of molecular oxygen (oxygenases)
   1.13.11  With incorporation of two atoms of oxygen
    1.13.11.-
     R08836  3,4-Dihydroxy-L-phenylalanine + Oxygen <=> 4,5-seco-Dopa
Orthology
K15777  4,5-DOPA dioxygenase extradiol [EC:1.13.11.-]
Reference
1  [PMID:14730069]
  Authors
Christinet L, Burdet FX, Zaiko M, Hinz U, Zryd JP
  Title
Characterization and functional identification of a novel plant 4,5-extradiol dioxygenase involved in betalain pigment biosynthesis in Portulaca grandiflora.
  Journal
Plant Physiol 134:265-74 (2004)
DOI:10.1104/pp.103.031914
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