# OC Root 2nd 3rd 4th PC Gene/Definition OC.167011 Archaea.64145 Euryarchaeota.49131 Methanocella.2063 mpd.1350 mpd:MCP_1334 TRAP transporter membrane-spanning component OC.167011 Archaea.64145 Euryarchaeota.49131 Methanocella.2063 rci.2713 rci:RRC346 predicted TRAP-type transport system, permease component