# OC Root 2nd 3rd 4th PC Gene/Definition OC.56999 Bacteria.301786 Chlorobi.3366 Chlorobium.5634 cch.828 cch:Cag_0849 amino acid/amide ABC transporter ATP-binding protein 2, HAAT family; K01996 branched-chain amino acid transport system ATP-binding protein OC.56999 Bacteria.301786 Chlorobi.3366 Pelodictyon.3608 pph.1657 pph:Ppha_1826 ABC transporter related; K01996 branched-chain amino acid transport system ATP-binding protein