# OC Root 2nd 3rd 4th PC Gene/Definition OC.189490 Bacteria.391956 Actinobacteria.76437 Tsukamurella.313 tpr.1328 tpr:Tpau_1375 sodium/hydrogen exchanger OC.189490 Bacteria.391956 Actinobacteria.76437 Tsukamurella.313 tsm.1524 tsm:ASU32_07800 hypothetical protein