# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.509659 Bacteria.989236 Proteobacteria.419120 Alphaproteobacteria.255898 Rhizobium.15255 Rhizobium_leguminosarum.8955 rlb.3880 rlb:RLEG3_19830 hydrolase