# OC Root 2nd 3rd 4th PC Gene/Definition OC.64688 Archaea.64080 Euryarchaeota.49062 Methanocella.1268 mpd.1912 mpd:MCP_1968 kdpB; potassium-transporting ATPase B chain; K01547 K+-transporting ATPase ATPase B chain [EC:3.6.3.12] OC.64688 Archaea.64080 Euryarchaeota.49062 Methanocella.1268 mez.2326 mez:Mtc_2441 kdpB; K+-transporting ATPase, B subunit; K01547 K+-transporting ATPase ATPase B chain [EC:3.6.3.12]