Also known as Bis(1,3)benzodioxolo(5,6-a:4',5'-g)quinolizinium, 6,7-dihydro-, bis[methylenedioxy]protoberberine
Coptisine is an alkaloid found in Chinese goldthread (Coptis chinensis), greater celandine, and opium. Famous for the bitter taste that it produces, it is used in Chinese herbal medicine along with the related compound berberine for digestive disorders caused by bacterial infections.
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Coptisine is an alkaloid found in Chinese goldthread (Coptis chinensis), greater celandine, and opium. Famous for the bitter taste that it produces, it is used in Chinese herbal medicine along with the related compound berberine for digestive disorders caused by bacterial infections.
==Biosynthesis== Coptisine is produced from tetrahydrocoptisine by an oxidation reaction catalysed by the enzyme tetrahydroberberine oxidase.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).