# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.661500	Archaea.63304	Euryarchaeota.48250	Methanobrevibacter.3653	mru.659	mru:mru_0642   hypothetical protein
OC.661500	Archaea.90230	Euryarchaeota.76541	-	tar.1298	tar:TALC_01346   hypothetical protein