# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.503702	Archaea.36869	Thaumarchaeota.2513	Nitrosopumilus.620	nmr.548	nmr:Nmar_0544   NUDIX hydrolase
OC.503702	Archaea.36869	Thaumarchaeota.2513	Nitrosopumilus.620	nir.554	nir:NSED_02755   NUDIX hydrolase
OC.503702	Archaea.36869	Thaumarchaeota.2513	Nitrosopumilus.620	nid.1709	nid:NPIRD3C_1730   NUDIX hydrolase
OC.503702	Archaea.36869	Thaumarchaeota.2513	Nitrosopumilus.620	nin.1598	nin:NADRNF5_1636   NUDIX hydrolase