# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.35972 Bacteria.989926 Proteobacteria.419999 Alphaproteobacteria.257090 Rhizobium.18223 Rhizobium_leguminosarum.15230 rlu.2955 rlu:RLEG12_15055 branched-chain amino acid ABC transporter substrate-binding protein; K10112 multiple sugar transport system ATP-binding protein