# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.510579 Bacteria.957348 Proteobacteria.377219 Alphaproteobacteria.195501 Bradyrhizobium.21469 Bradyrhizobium_sp_.29949 bro.1154 bro:BRAD285_1405 putative transposase (fragment)