# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.1227240	Archaea.92138	Thaumarchaeota.5243	Nitrososphaera.2535	nga.1857	nga:Ngar_c19550   hypothetical protein
OC.1227240	Archaea.92138	Thaumarchaeota.5243	Nitrososphaera.2535	nvn.942	nvn:NVIE_009480   hypothetical protein