Status	Description	Organism	Genes	References
	xylose reductase	Yarrowia lipolytica	YALI0_D07634g	[130]
	xylose reductase	Pichia stipitis	XYL1	[361]
	xylose reductase	Candida tenuis	XYL1	[361]
	NADPH-dependent xylose reductase	Saccharomyces cerevisiae	GRE3	[361]
	NADPH-dependent xylose reductase	Candida boidinii	XR	[361]