Reaction catalyzed by phosphatidylglycerol-membrane-oligosaccharide glycerophosphotransferase (2.7.8.20)

		+		membrane-derived oligosaccharide D-glucose	=			+
	phosphatidylglycerol	+		membrane-derived oligosaccharide D-glucose	=		sn-1,2-diacylglycerol	+		beta-D-glucoside-6-phosphoglycerol