# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.56968 Bacteria.302132 Proteobacteria.161265 Alphaproteobacteria.23673 - xau.222 xau:Xaut_0043 ABC transporter related OC.56968 Bacteria.302132 Proteobacteria.161265 Alphaproteobacteria.23673 - azc.524 azc:AZC_0478 ABC transporter; K01996 branched-chain amino acid transport system ATP-binding protein OC.56968 Bacteria.302132 Proteobacteria.161265 Alphaproteobacteria.23673 Methylobacterium.25165 mee.6114 mee:DA075_33020 ABC transporter ATP-binding protein; K01996 branched-chain amino acid transport system ATP-binding protein OC.56968 Bacteria.302132 Proteobacteria.161265 Alphaproteobacteria.23673 Acetobacter.5463 aace.520 aace:A0U92_02550 ABC transporter ATP-binding protein; K01996 branched-chain amino acid transport system ATP-binding protein