# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.168819 Archaea.27998 Euryarchaeota.31460 Methanosarcina.7917 Methanosarcina_mazei.4524 mmj.2515 mmj:MSMAS_2581 Heterodisulfide reductase subunit A-like protein OC.168819 Archaea.27998 Euryarchaeota.31460 Methanosarcina.5690 - mls.2853 mls:MSLAZ_3014 coenzyme F420-reducing hydrogenase subunit beta OC.168819 Archaea.27998 Euryarchaeota.31460 Methanosarcina.5690 Methanosarcina_siciliae.4635 msw.3697 msw:MSSIT_3753 hypothetical protein OC.168819 Archaea.27998 Euryarchaeota.31460 Methanosaeta.3575 - mtp.942 mtp:Mthe_0959 4Fe-4S ferredoxin, iron-sulfur binding domain protein OC.168819 Archaea.27998 Euryarchaeota.31460 Methanosaeta.3282 - mhi.1900 mhi:Mhar_2015 4Fe-4S ferredoxin, iron-sulfur binding domain protein OC.168819 Archaea.27998 Euryarchaeota.31460 Methanoculleus.2741 - mem.939 mem:Memar_0955 4Fe-4S ferredoxin, iron-sulfur binding domain protein OC.168819 Archaea.27998 Euryarchaeota.31460 - - mpl.831 mpl:Mpal_0828 4Fe-4S ferredoxin iron-sulfur binding domain protein