# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.47790 Archaea.13913 Euryarchaeota.10890 Methanosarcina.9017 Methanosarcina_sp_.7630 metm.824 metm:MSMTP_0799 ATPase component NikO of energizing module of nickel ECF transporter; K02006 cobalt/nickel transport system ATP-binding protein