# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.416947 Bacteria.74429 Proteobacteria.165366 Alphaproteobacteria.254365 Rhizobium.9496 Rhizobium_etli.9537 rec.4734 rec:RHECIAT_PB0000011 hypothetical protein OC.416947 Bacteria.74429 Proteobacteria.165366 Alphaproteobacteria.254365 Rhizobium.9496 Rhizobium_sp_.17858 rhn.4628 rhn:AMJ98_PC00013 hypothetical protein