# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.424135 Bacteria.117703 Proteobacteria.397867 Alphaproteobacteria.225387 Mesorhizobium.9372 Mesorhizobium_sp_.1506 meso.1336 meso:BSQ44_06740 hypothetical protein