Term Name:	galactolipid galactosyltransferase activity
Synonyms:	3-(beta-D-galactosyl)-1,2-diacyl-sn-glycerol:mono-3-(beta-D-galactosyl)-1,2-diacyl-sn-glycerol beta-D-galactosyltransferase activity, DGDG synthase activity, digalactosyldiacylglycerol synthase activity, galactolipid-galactolipid galactosyltransferase activity, galactolipid:galactolipid galactosyltransferase activity, GGGT activity, interlipid galactosyltransferase activity
Definition:	Catalysis of the reaction: 2 mono-beta-D-galactosyldiacylglycerol = alpha-D-galactosyl-beta-D-galactosyldiacylglycerol + 1,2-diacylglycerol.
Ontology:	GO: Molecular Function [GO:0046480]    QuickGO    AmiGO