Reaction catalyzed by sorbose dehydrogenase (1.1.99.12), glycerol dehydrogenase (acceptor) (1.1.99.22)

		+			=			+
	D-sorbitol	+		2,6-dichlorophenolindophenol	=		L-sorbose	+		reduced 2,6-dichlorophenolindophenol