# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.280967 Bacteria.21702 Proteobacteria.356403 Alphaproteobacteria.108272 Mesorhizobium.12650 Mesorhizobium_sp_.11052 mesw.6248 mesw:A9K65_032850 hypothetical protein