# OC Root 2nd 3rd 4th PC Gene/Definition OC.335234 Archaea.56697 Euryarchaeota.41365 Archaeoglobus.4896 ast.2170 ast:Asulf_02291 putative sulfite reductase-associated electron transfer protein DsrO; K00184 prokaryotic molybdopterin-containing oxidoreductase family, iron-sulfur binding subunit