# OC Root 2nd 3rd 4th PC Gene/Definition OC.40716 Bacteria.23910 Proteobacteria.196896 Alphaproteobacteria.79156 thas.3194 thas:C6Y53_16585 ABC transporter ATP-binding protein; K02031 peptide/nickel transport system ATP-binding protein; K02032 peptide/nickel transport system ATP-binding protein