# OC Root 2nd 3rd 4th PC Gene/Definition OC.40418 Archaea.7309 Crenarchaeota.1245 Acidianus.1553 aho.197 aho:Ahos_0175 oligopeptide/dipeptide ABC transporter; K02032 peptide/nickel transport system ATP-binding protein OC.40418 Archaea.7309 Crenarchaeota.1245 Acidianus.1553 abri.452 abri:DFR85_02305 oligopeptide ABC transporter ATP-binding protein OC.40418 Archaea.7309 Crenarchaeota.1245 Acidianus.1553 asul.877 asul:DFR86_04530 oligopeptide ABC transporter ATP-binding protein