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EC 1.13.11.36 Details
EC number
1.13.11.36
Accepted name
chloridazon-catechol dioxygenase
Reaction
5-amino-4-chloro-2-(2,3-dihydroxyphenyl)-3(2H)-pyridazinone + O2 = 5-amino-4-chloro-2-(2-hydroxymuconoyl)-3(2H)-pyridazinone
Other name(s)
5-amino-4-chloro-2-(2,3-dihydroxyphenyl)-3(2H)-pyridazinone 1,2-oxidoreductase (decyclizing)
Systematic name
5-amino-4-chloro-2-(2,3-dihydroxyphenyl)-3(2H)-pyridazinone 1,2-oxidoreductase (ring-opening)
CAS registry number
82869-32-7
Comment
An iron protein, requiring additional Fe2+. Not identical with EC 1.13.11.1 (catechol 1,2-dioxygenase), EC 1.13.11.2 (catechol 2,3-dioxygenase) or EC 1.13.11.5 (homogentisate 1,2-dioxygenase). Involved in the breakdown of the herbicide chloridazon.
History
created 1984
EC Tree
1.13.12.10 created 1989, modified 1999, deleted 2001