# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.189759	Archaea.24838	Euryarchaeota.27300	Methanocaldococcus.1311	mja.563	mja:MJ_0551   nitrite reductase (nirA) isolog
OC.189759	Archaea.24838	Euryarchaeota.27300	Methanocaldococcus.1311	mfe.773	mfe:Mefer_0797   nitrite and sulphite reductase 4Fe-4S region
OC.189759	Archaea.24838	Euryarchaeota.27300	Methanocaldococcus.1311	mvu.937	mvu:Metvu_0954   nitrite and sulphite reductase 4Fe-4S region
OC.189759	Archaea.24838	Euryarchaeota.27300	Methanocaldococcus.1311	mfs.325	mfs:MFS40622_0321   nitrite and sulphite reductase 4Fe-4S region
OC.189759	Archaea.24838	Euryarchaeota.27300	Methanocaldococcus.1311	mjh.190	mjh:JH146_0184   nitrite and sulphite reductase 4Fe-4S region
OC.189759	Archaea.24838	Euryarchaeota.27300	-	mig.998	mig:Metig_1039   nitrite and sulphite reductase 4Fe-4S region
OC.189759	Archaea.24838	Euryarchaeota.27300	-	mok.76	mok:Metok_0059   nitrite and sulphite reductase 4Fe-4S region