# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.574559	Archaea.86811	Euryarchaeota.72955	-	mpi.2013	mpi:Mpet_2165   Putative endonuclease, Z1 domain protein
OC.574559	Archaea.64287	Euryarchaeota.49284	Methanocella.2400	mez.449	mez:Mtc_0413   Z1 domain protein
OC.574559	Archaea.65096	Euryarchaeota.50118	Methanocella.3719	rci.1822	rci:RCIX2532   predicted endonuclease