# OC Root	2nd	3rd	4th	5th	PC	Gene/Definition
OC.277586	Archaea.24596	Euryarchaeota.26958	Methanosphaera.1805	-	metb.1547	metb:AW729_08790   sodium:proton exchanger; K07301 cation:H+ antiporter
OC.277586	Archaea.24596	Euryarchaeota.26958	Methanobrevibacter.251	-	msi.1020	msi:Msm_1027   Ca2+/Na+ antiporter (K+-dependent); K07301 cation:H+ antiporter
OC.277586	Archaea.24596	Euryarchaeota.26958	Methanobrevibacter.251	-	mru.1887	mru:mru_1953   K+-dependent Na+/Ca+ exchanger; K07301 cation:H+ antiporter
OC.277586	Archaea.24596	Euryarchaeota.26958	Methanobrevibacter.251	Methanobrevibacter_sp_.1174	meb.1089	meb:Abm4_1162   K+-dependent Na+/Ca+ exchanger; K07301 cation:H+ antiporter
OC.277586	Archaea.24596	Euryarchaeota.26958	Methanobrevibacter.251	-	mmil.1867	mmil:sm9_2039   K+-dependent Na+/Ca+ exchanger; K07301 cation:H+ antiporter
OC.277586	Archaea.24596	Euryarchaeota.26958	Methanobrevibacter.251	Methanobrevibacter_sp_.3198	meye.1653	meye:TL18_09380   sodium:proton exchanger; K07301 cation:H+ antiporter
OC.277586	Archaea.24596	Euryarchaeota.26958	Methanobrevibacter.251	-	mol.1369	mol:YLM1_1403   K+-dependent Na+/Ca+ exchanger; K07301 cation:H+ antiporter