# OC Root 2nd 3rd 4th PC Gene/Definition OC.580767 Bacteria.120182 Proteobacteria.649226 Gammaproteobacteria.223167 ttu.1323 ttu:TERTU_1455 putative membrane protein OC.580767 Bacteria.120182 Proteobacteria.649226 Gammaproteobacteria.223167 tig.857 tig:THII_0731 hypothetical protein