# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.654148 Archaea.27336 Euryarchaeota.30619 Methanococcus.684 Methanococcus_maripaludis.1610 mmq.625 mmq:MmarC5_0624 nucleotidyltransferase substrate binding protein, HI0074 family OC.654148 Archaea.27336 Euryarchaeota.30619 Methanococcus.684 Methanococcus_maripaludis.1610 mmx.58 mmx:MmarC6_0050 nucleotidyltransferase substrate binding protein, HI0074 family OC.654148 Archaea.27336 Euryarchaeota.30619 Methanococcus.684 Methanococcus_maripaludis.1610 mmd.882 mmd:GYY_04490 nucleotidyltransferase substrate binding protein