# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.40616 Bacteria.24250 Proteobacteria.37069 Alphaproteobacteria.240190 Neorhizobium.2929 Neorhizobium_galegae.447 ngl.1385 ngl:RG1141_CH13810 dppD; Dipeptide ABC transporter, ATP-binding protein DppD; K02031 peptide/nickel transport system ATP-binding protein OC.40616 Bacteria.24250 Proteobacteria.37069 Alphaproteobacteria.240190 Neorhizobium.2929 Neorhizobium_galegae.447 ngg.1465 ngg:RG540_CH14600 appD; Oligopeptide ABC transporter, ATP-binding protein AppD; K02031 peptide/nickel transport system ATP-binding protein