# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.634779	Archaea.66237	Euryarchaeota.51282	Methanoculleus.5	mbg.1001	mbg:BN140_1047   HEPN domain-containing protein
OC.634779	Archaea.66237	Euryarchaeota.51282	Methanoculleus.5	mema.1338	mema:MMAB1_1359   HEPN domain-containing protein