Organism	Genes	References
Escherichia coli	sthA	[136, 233, 268, 246, 310]
Escherichia coli	pntA	[263, 136, 265, 331, 268, 302, 337, 307, 182, 246, 310, 282, 221, 287]
Escherichia coli	pntB	[263, 136, 265, 331, 268, 302, 337, 307, 182, 246, 310, 282, 221, 287]