# OC Root 2nd 3rd 4th PC Gene/Definition OC.278541 Archaea.17055 Euryarchaeota.16514 Haloterrigena.4518 htu.1193 htu:Htur_1119 phosphoribosylaminoimidazole carboxylase, ATPase subunit; K01589 5-(carboxyamino)imidazole ribonucleotide synthase [EC:6.3.4.18] OC.278541 Archaea.17055 Euryarchaeota.16514 Haloterrigena.1479 hda.620 hda:BB347_02995 5-(carboxyamino)imidazole ribonucleotide synthase; K01589 5-(carboxyamino)imidazole ribonucleotide synthase [EC:6.3.4.18]