# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.249511 Bacteria.335903 Proteobacteria.192817 Alphaproteobacteria.65861 Rhizobium.13462 Rhizobium_etli.11748 rel.5877 rel:REMIM1_PF00185 HTH domain-containing protein OC.249511 Bacteria.335903 Proteobacteria.192817 Alphaproteobacteria.65861 Rhizobium.16533 Rhizobium_leguminosarum.11053 rlg.4620 rlg:Rleg_4679 putative transcriptional regulator