# OC Root 2nd 3rd 4th PC Gene/Definition OC.636266 Archaea.14687 Euryarchaeota.28773 - mhu.1603 mhu:Mhun_1764 V-type ATPase, 116 kDa subunit; K02123 V/A-type H+/Na+-transporting ATPase subunit I OC.636266 Archaea.14687 Euryarchaeota.28773 Methanoregula.2454 mfo.358 mfo:Metfor_0263 archaeal/vacuolar-type H+-ATPase subunit I; K02123 V/A-type H+/Na+-transporting ATPase subunit I OC.636266 Archaea.14687 Euryarchaeota.28773 Methanocella.261 mpd.2209 mpd:MCP_2293 atpI-2; A-type ATP synthase subunit I; K02123 V/A-type H+/Na+-transporting ATPase subunit I OC.636266 Archaea.14687 Euryarchaeota.28773 Methanocella.261 mez.1238 mez:Mtc_1283 atpI-2; V-type ATP synthase subunit I; K02123 V/A-type H+/Na+-transporting ATPase subunit I