columbamine oxidase activity
Catalysis of the reaction: 2 columbamine + O2 = 2 berberine + 2 H2O.
GO:0046993
oxidoreductase activity, acting on X-H and Y-H to form an X-Y bond, with oxygen as acceptor
is_a
berberine synthase activity
related
columbamine:oxygen oxidoreductase (cyclizing)
related