o-aminophenol oxidase

o-Aminophenol oxidase
Identifiers
EC no.1.10.3.4
CAS no.9013-85-8
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum
Search
PMCarticles
PubMedarticles
NCBIproteins

o-Aminophenol oxidase (EC 1.10.3.4, isophenoxazine synthase, o-aminophenol:O2 oxidoreductase, 2-aminophenol:O2 oxidoreductase, GriF) is an enzyme with systematic name 2-aminophenol:oxygen oxidoreductase. This enzyme catalyses the following chemical reaction

4
 
 
3 O2
6 H2O
 
 
 
2
 
2-aminophenoxazin-3-one

o-Aminophenol oxidase is a flavoprotein. The product phenoxazine derivative can be incorporated into natural products like grixazone and actinomycin.