# OC Root 2nd 3rd 4th PC Gene/Definition OC.40417 Archaea.8154 Crenarchaeota.7427 Aeropyrum.1459 ape.1028 ape:APE_1576 oligopeptide ABC transporter, ATP binding protein; K02032 peptide/nickel transport system ATP-binding protein OC.40417 Archaea.8154 Crenarchaeota.7427 Aeropyrum.1459 acj.988 acj:ACAM_0991 peptide ABC transporter ATP-binding protein; K02032 peptide/nickel transport system ATP-binding protein