# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.1227242	Archaea.92140	Thaumarchaeota.5246	Nitrososphaera.2538	nga.1867	nga:Ngar_c19660   hypothetical protein
OC.1227242	Archaea.92140	Thaumarchaeota.5246	Nitrososphaera.2538	nvn.939	nvn:NVIE_009450   hypothetical protein