# OC Root 2nd 3rd 4th PC Gene/Definition OC.277843 Archaea.53433 Euryarchaeota.30262 Methanosaeta.828 mtp.240 mtp:Mthe_0227 MscS Mechanosensitive ion channel OC.277843 Archaea.53433 Euryarchaeota.30262 Methanosaeta.828 mcj.2079 mcj:MCON_2830 transporter, small conductance mechanosensitive ion channel (MscS) family