# OC Root 2nd 3rd 4th PC Gene/Definition OC.40409 Archaea.18423 Euryarchaeota.18501 Natronolimnobius.3544 nag.2242 nag:AArcMg_2275 Oligopeptide transport ATP-binding protein OppD; K02031 peptide/nickel transport system ATP-binding protein OC.40409 Archaea.18423 Euryarchaeota.18501 Natronolimnobius.3777 nan.1393 nan:AArc1_1409 ABC-type dipeptide/oligopeptide/nickel transportsystem, ATPase component; K02031 peptide/nickel transport system ATP-binding protein