# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.368402 Archaea.24412 Euryarchaeota.26761 Methanosphaera.1734 - metb.1190 metb:AW729_06645 hypothetical protein OC.368402 Archaea.24412 Euryarchaeota.26761 Methanobrevibacter.1828 - mru.654 mru:mru_0637 SAM-dependent methyltransferase OC.368402 Archaea.24412 Euryarchaeota.26761 Methanobrevibacter.1828 - mmil.1481 mmil:sm9_1612 SAM-dependent methyltransferase OC.368402 Archaea.24412 Euryarchaeota.26761 Methanobrevibacter.1828 Methanobrevibacter_sp_.2831 meye.1262 meye:TL18_07090 hypothetical protein