# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.256139 Bacteria.955876 Proteobacteria.375281 Alphaproteobacteria.192742 Bradyrhizobium.15850 Bradyrhizobium_sp_.10102 bbt.2993 bbt:BBta_3179 hypothetical protein OC.256139 Archaea.79580 Euryarchaeota.65472 - - - hae.2589 hae:halTADL_2822 retron-type reverse transcriptase