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EC 1.13.11.66 Details
EC number
1.13.11.66
Accepted name
hydroquinone 1,2-dioxygenase
Reaction
benzene-1,4-diol + O2 = (2Z,4E)-4-hydroxy-6-oxohexa-2,4-dienoate
Other name(s)
hydroquinone dioxygenase, benzene-1,4-diol:oxygen 1,2-oxidoreductase (decyclizing)
Systematic name
benzene-1,4-diol:oxygen 1,2-oxidoreductase (ring-opening)
Comment
The enzyme is an extradiol-type dioxygenase, and is a member of the nonheme-iron(II)-dependent dioxygenase family. It catalyses the ring cleavage of a wide range of hydroquinone substrates to produce the corresponding 4-hydroxymuconic semialdehydes.
History
created 2012
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