# OC Root 2nd 3rd 4th PC Gene/Definition OC.276635 Archaea.252 Euryarchaeota.8724 Halorhabdus.877 hut.2375 hut:Huta_2428 pyruvate carboxyltransferase; K09011 (R)-citramalate synthase [EC:2.3.1.182] OC.276635 Archaea.252 Euryarchaeota.8724 Halorhabdus.877 hti.2108 hti:HTIA_2159 leuA; 2-isopropylmalate synthase; K09011 (R)-citramalate synthase [EC:2.3.1.182]