Reaction catalyzed by 2,3-bis-O-geranylgeranyl-sn-glycero-phospholipid reductase (1.3.7.11)

		+		reduced acceptor	=			+		acceptor
	2,3-bis-O-geranylgeranyl-sn-glycerol 1-phosphate	+		reduced acceptor	=		2,3-bis-O-phytanyl-sn-glycerol 1-phosphate	+		acceptor