# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.40727 Bacteria.343190 Proteobacteria.358623 Alphaproteobacteria.138451 Sinorhizobium.14008 Sinorhizobium_meliloti.7743 smeg.3914 smeg:C770_GR4pC0219 oligopeptide/dipeptide ABC transporter, ATP-binding protein, C-terminal domain protein; K02031 peptide/nickel transport system ATP-binding protein; K02032 peptide/nickel transport system ATP-binding protein