# OC Root 2nd 3rd 4th PC Gene/Definition OC.57244 Archaea.11910 Crenarchaeota.7340 Aeropyrum.1281 ape.855 ape:APE_1301.1 ABC transporter, ATP binding protein; K01996 branched-chain amino acid transport system ATP-binding protein OC.57244 Archaea.11910 Crenarchaeota.7340 Aeropyrum.1281 acj.820 acj:ACAM_0823 ABC transporter ATP-binding protein; K01996 branched-chain amino acid transport system ATP-binding protein OC.57244 Archaea.11910 Crenarchaeota.7340 - pdl.217 pdl:Pyrde_0204 amino acid/amide ABC transporter ATP-binding protein; K01996 branched-chain amino acid transport system ATP-binding protein