# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.250070 Bacteria.361330 Proteobacteria.63483 Alphaproteobacteria.256759 Rhizobium.17511 Rhizobium_leguminosarum.13629 rlt.5956 rlt:Rleg2_6122 L-carnitine dehydratase/bile acid-inducible protein F