# OC Root 2nd 3rd 4th PC Gene/Definition OC.508528 Archaea.13941 Euryarchaeota.10942 - mhu.1378 mhu:Mhun_1494 4Fe-4S ferredoxin, iron-sulfur binding protein OC.508528 Archaea.13941 Euryarchaeota.10943 - mla.564 mla:Mlab_0528 4Fe-4S ferredoxin, iron-sulfur binding domain protein OC.508528 Archaea.13941 Euryarchaeota.10942 Methanoculleus.91 mem.1425 mem:Memar_1456 4Fe-4S ferredoxin, iron-sulfur binding domain protein OC.508528 Archaea.13941 Euryarchaeota.10944 Methanoculleus.92 mem.1973 mem:Memar_2019 4Fe-4S ferredoxin, iron-sulfur binding domain protein OC.508528 Archaea.13941 Euryarchaeota.10942 Methanoculleus.91 mbg.257 mbg:BN140_0247 archaeoflavoprotein OC.508528 Archaea.13941 Euryarchaeota.10942 Methanoculleus.91 mbg.1088 mbg:BN140_1146 4Fe-4S ferredoxin iron-sulfur binding domain-containing protein OC.508528 Archaea.13941 Euryarchaeota.10942 Methanoculleus.91 mema.1436 mema:MMAB1_1462 putative ferredoxin OC.508528 Archaea.13941 Euryarchaeota.10942 - mpi.1253 mpi:Mpet_1289 4Fe-4S ferredoxin iron-sulfur binding domain protein OC.508528 Archaea.13941 Euryarchaeota.10942 Methanoregula.254 mbn.1371 mbn:Mboo_1398 4Fe-4S ferredoxin, iron-sulfur binding domain protein OC.508528 Archaea.13941 Euryarchaeota.10942 Methanoregula.254 mfo.1668 mfo:Metfor_1773 indolepyruvate ferredoxin oxidreductase, alpha/beta subunit OC.508528 Archaea.13941 Euryarchaeota.10942 - mpl.510 mpl:Mpal_0472 4Fe-4S ferredoxin iron-sulfur binding domain protein