# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.337953 Archaea.71635 Euryarchaeota.56833 Methanosarcina.8356 Methanosarcina_siciliae.4715 msz.1269 msz:MSSIH_1263 2-keto-3-deoxy-D-arabino-heptulosonate-7-phosphate synthase I beta; K03856 3-deoxy-7-phosphoheptulonate synthase [EC:2.5.1.54]