# OC Root 2nd 3rd 4th PC Gene/Definition OC.40502 Archaea.42954 Crenarchaeota.14081 Aeropyrum.1667 ape.235 ape:APE_0300.1 ABC transporter, ATP binding protein; K02032 peptide/nickel transport system ATP-binding protein OC.40503 Archaea.42955 Crenarchaeota.14082 Aeropyrum.1668 ape.236 ape:APE_0301.1 ABC transporter, ATP binding protein; K02031 peptide/nickel transport system ATP-binding protein