# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.1825545 Bacteria.950673 Proteobacteria.368617 Alphaproteobacteria.182734 Azospirillum.6431 - ati.5546 ati:AL072_29925 hypothetical protein OC.1825545 Bacteria.950673 Proteobacteria.368617 Alphaproteobacteria.182734 Azospirillum.6431 Azospirillum_sp_.11826 azt.1440 azt:TSH58p_07255 hypothetical protein