# OC Root 2nd 3rd PC Gene/Definition OC.34132 Archaea.40476 Bathyarchaeota.2363 barc.971 barc:AOA65_0975 phenylhydantoinase; K01464 dihydropyrimidinase [EC:3.5.2.2] OC.34133 Archaea.39909 Bathyarchaeota.1515 barb.1289 barb:AOA66_1351 dihydroorotase; K01465 dihydroorotase [EC:3.5.2.3]