Status	Description	Organism	Genes	References
	uridine hydrolase	Yarrowia lipolytica	YALI0_F03597g	[130]
	pyrimidine-specific ribonucleoside hydrolase	Escherichia coli	rihA	[202]
	pyrimidine-specific ribonucleoside hydrolase	Escherichia coli	rihC	[202]
	ribonucleoside hydrolase	Escherichia coli	rihB	[202]