# OC Root	2nd	3rd	4th	5th	6th	PC	Gene/Definition
OC.231498	Bacteria.405340	Firmicutes.111756	Firmicutes___Clostridia.16546	Hungateiclostridium.1995	Hungateiclostridium_thermocellum.936	cth.204	cth:Cthe_0193   sodium/hydrogen exchanger
OC.231498	Bacteria.405340	Firmicutes.111756	Firmicutes___Clostridia.16546	Hungateiclostridium.1995	Hungateiclostridium_thermocellum.936	ctx.1965	ctx:Clo1313_2041   sodium/hydrogen exchanger
OC.231498	Bacteria.405340	Firmicutes.111756	Firmicutes___Clostridia.16546	Hungateiclostridium.1995	-	ccl.2539	ccl:Clocl_2942   NhaP-type Na+(K+)/H+ antiporter