# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.20823 Bacteria.456510 Firmicutes.295998 Firmicutes___Clostridia.173048 - mta.1403 mta:Moth_1453 4Fe-4S ferredoxin, iron-sulfur binding; K03388 heterodisulfide reductase subunit A2 [EC:1.8.7.3 1.8.98.4 1.8.98.5 1.8.98.6] OC.20824 Bacteria.426894 Firmicutes.277443 Firmicutes___Clostridia.145500 Thermodesulfobium.532 tnr.1531 tnr:Thena_1597 FAD dependent oxidoreductase; K16885 quinone-modifying oxidoreductase, subunit QmoA OC.20824 Bacteria.426894 Firmicutes.277443 Firmicutes___Clostridia.145500 Thermodesulfobium.532 taci.1508 taci:TDSAC_1569 putative adenylylsulfate reductase-associated electron transfer protein QmoA; K16885 quinone-modifying oxidoreductase, subunit QmoA