# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.1825515 Bacteria.950643 Proteobacteria.368579 Alphaproteobacteria.182680 Azospirillum.5983 Azospirillum_brasilense.8874 abs.4862 abs:AZOBR_p170158 protein of unknown function OC.1825515 Bacteria.950643 Proteobacteria.368579 Alphaproteobacteria.182680 Azospirillum.5983 Azospirillum_sp_.15380 azt.5062 azt:TSH58p_26755 hypothetical protein