# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.309158	Archaea.91978	Thaumarchaeota.5066	Nitrososphaera.1368	nvn.1695	nvn:NVIE_017340   cas3-1; putative CRISPR-associated helicase and HD nuclease Cas3
OC.309158	Archaea.91978	Thaumarchaeota.5066	Nitrososphaera.1368	nev.2449	nev:NTE_02573   CRISPR-associated helicase, Cas3 family