# OC Root 2nd 3rd 4th PC Gene/Definition OC.184371 Archaea.8618 Euryarchaeota.13992 Ferroplasma.273 fac.1265 fac:FACI_IFERC01G1287 hypothetical protein OC.184371 Archaea.8618 Euryarchaeota.13992 Ferroplasma.273 fai.297 fai:FAD_0298 ubiquione biosynthesis protein