# OC Root 2nd 3rd PC Gene/Definition OC.409502 Archaea.33235 Euryarchaeota.38586 tar.1114 tar:TALC_01152 protoporphyrin IX magnesium-chelatase; K03405 magnesium chelatase subunit I [EC:6.6.1.1] OC.409502 Archaea.33235 Euryarchaeota.38586 tar.1161 tar:TALC_01200 protoporphyrin IX magnesium-chelatase; K03405 magnesium chelatase subunit I [EC:6.6.1.1]