# OC Root 2nd 3rd 4th PC Gene/Definition OC.40748 Bacteria.23854 Proteobacteria.74445 Betaproteobacteria.241279 eba.2626 eba:ebA5654 ABC transporter, ATP-binding protein; K02031 peptide/nickel transport system ATP-binding protein; K02032 peptide/nickel transport system ATP-binding protein