Status	Description	Organism	Genes	References
	ITPase	Escherichia coli	EG12600
	ITPase/XTPase	Photobacterium leiognathi	G11S2-3505
	ITPase/XTPase	Shigella flexneri	G1253-2470
	nucleoside triphosphatase	Yarrowia lipolytica	YALI0_C19712g	[1]