# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.336214	Archaea.22384	Euryarchaeota.23979	Methanoculleus.831	mem.990	mem:Memar_1007   F420-non-reducing hydrogenase subunit A; K14126 F420-non-reducing hydrogenase large subunit [EC:1.12.99.- 1.8.98.5]
OC.336214	Archaea.22384	Euryarchaeota.23979	Methanoculleus.831	mbg.1742	mbg:BN140_1835   mvhA; F420-non-reducing hydrogenase subunit A; K14126 F420-non-reducing hydrogenase large subunit [EC:1.12.99.- 1.8.98.5]
OC.336214	Archaea.22384	Euryarchaeota.23979	Methanoculleus.831	mema.2305	mema:MMAB1_2368   vhcA; F420-non-reducing hydrogenase vhc subunit A; K14126 F420-non-reducing hydrogenase large subunit [EC:1.12.99.- 1.8.98.5]
OC.336214	Archaea.22384	Euryarchaeota.23979	-	mpi.2494	mpi:Mpet_2718   nickel-dependent hydrogenase large subunit; K14126 F420-non-reducing hydrogenase large subunit [EC:1.12.99.- 1.8.98.5]
OC.336214	Archaea.22384	Euryarchaeota.23979	Methanocella.643	mpd.2391	mpd:MCP_2492   mvhA-1; F420-non-reducing hydrogenase subunit A; K14126 F420-non-reducing hydrogenase large subunit [EC:1.12.99.- 1.8.98.5]
OC.336214	Archaea.22384	Euryarchaeota.23979	Methanocella.643	mez.162	mez:Mtc_0109   mvhA-1; coenzyme F420-non-reducing hydrogenase (methyl viologen-reducing hydrogenase), alpha subunit; K14126 F420-non-reducing hydrogenase large subunit [EC:1.12.99.- 1.8.98.5]
OC.336214	Archaea.22384	Euryarchaeota.23979	Methanocella.643	rci.2153	rci:RCIX473   mvhA-1; coenzyme F420-non-reducing hydrogenase (methyl viologen-reducing hydrogenase), alpha subunit; K14126 F420-non-reducing hydrogenase large subunit [EC:1.12.99.- 1.8.98.5]