ID 2.3.1.90 DE beta-glucogallin O-galloyltransferase. CA 2 1-O-galloyl-beta-D-glucose = 1,6-bis-O-galloyl-beta-D-glucose + CA D-glucose. CC -!- beta-Glucogallin can act as donor and as acceptor. CC -!- Digalloylglucose can also act as acceptor, with the formation of CC 1-O,2-O,6-O-trigalloylglucose. //