# OC Root 2nd 3rd 4th PC Gene/Definition OC.640195 Archaea.55157 Euryarchaeota.39529 Aciduliprofundum.18 abi.1058 abi:Aboo_1074 protein of unknown function DUF124 OC.640195 Archaea.55157 Euryarchaeota.39529 Aciduliprofundum.18 acf.1133 acf:AciM339_1209 TIGR00266 family protein