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An enzyme of the oxidoreductase class that catalyzes the reaction between catechol and oxygen to yield benzoquinone and water. It is a complex of copper-containing proteins that acts also on a variety of substituted catechols. EC 1.10.3.1.
Entry Term(s)
Diphenol Oxidase
Diphenol Oxidases
Polyphenol Oxidase
Polyphenoloxidase
Registry Numbers
EC 1.10.3.1
CAS Type 1 Name
1,2-Benzenediol:oxygen oxidoreductase
Previous Indexing
Oxidoreductases (1966-1967)
Tyrosine Decarboxylase (1966-1967)
Public MeSH Note
92; was DIPHENOL OXIDASES 1968-91
Online Note
use CATECHOL OXIDASE to search DIPHENOL OXIDASES 1968-91
An enzyme of the oxidoreductase class that catalyzes the reaction between catechol and oxygen to yield benzoquinone and water. It is a complex of copper-containing proteins that acts also on a variety of substituted catechols. EC 1.10.3.1.