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EC 1.21.3.2 Details
EC number
1.21.3.2
Accepted name
columbamine oxidase
Reaction
2 columbamine + O2 = 2 berberine + 2 H2O
Other name(s)
berberine synthase
Systematic name
columbamine:oxygen oxidoreductase (cyclizing)
CAS registry number
95329-18-3
Comment
An iron protein. Oxidation of the O-methoxyphenol structure forms the methylenedioxy group of berberine.
History
created 1989 as EC 1.1.3.26, transferred 2002 to EC 1.21.3.2
EC Tree
1.6.7.1 created 1972, deleted 1978
1.6.7.2 created 1972, deleted 1978
1.6.7.3 created 1978, deleted 1978
1.97.1.5 created 2000 deleted 2001
1.97.1.6 created 2000 deleted 2001
1.97.1.7 created 2000, deleted 2001