# OC Root 2nd 3rd 4th PC Gene/Definition OC.277024 Archaea.15947 Euryarchaeota.14826 Natronolimnobius.763 nag.1738 nag:AArcMg_1758 CobN component of cobalt chelatase involved inB12 biosynthesis; K02230 cobaltochelatase CobN [EC:6.6.1.2] OC.277024 Archaea.15947 Euryarchaeota.14826 Natronolimnobius.763 nan.1867 nan:AArc1_1895 Cobalamin biosynthesis protein CobN; K02230 cobaltochelatase CobN [EC:6.6.1.2]