Sinapoylglucose-Choline O-Sinapoyltransferase Activity
1-O-(4-Hydroxy-3,5-Dimethoxycinnamoyl)-Beta-D-Glucose:choline 1-O-(4-Hydroxy-3,5-Dimethoxycinnamoyl)transferase Activity
Catalysis of the reaction: 1-O-sinapoyl-beta-D-glucose + choline = O-sinapoylcholine + D-glucose.