# OC Root 2nd 3rd 4th PC Gene/Definition OC.111172 Archaea.69444 Euryarchaeota.54616 Methanosaeta.3598 mtp.1046 mtp:Mthe_1074 Methyltransferase type 11; K18827 O-antigen chain-terminating methyltransferase [EC:2.1.1.- 2.1.1.294 2.7.1.181]