# OC Root 2nd 3rd 4th PC Gene/Definition OC.20885 Archaea.55726 Euryarchaeota.40208 Archaeoglobus.1450 apo.1516 apo:Arcpr_1555 4Fe-4S ferredoxin iron-sulfur binding domain protein; K03388 heterodisulfide reductase subunit A2 [EC:1.8.7.3 1.8.98.4 1.8.98.5 1.8.98.6] OC.20885 Archaea.55726 Euryarchaeota.40208 Archaeoglobus.1450 ast.1060 ast:Asulf_01081 CoB--CoM heterodisulfide reductase subunit A; K03388 heterodisulfide reductase subunit A2 [EC:1.8.7.3 1.8.98.4 1.8.98.5 1.8.98.6]