# OC Root 2nd 3rd 4th PC Gene/Definition OC.662546 Archaea.68667 Euryarchaeota.53795 Methanosaeta.2118 mcj.1117 mcj:MCON_1390 hypothetical protein OC.662546 Archaea.86049 Euryarchaeota.72179 - mla.68 mla:Mlab_0007 hypothetical protein