# OC Root 2nd 3rd 4th PC Gene/Definition OC.40405 Archaea.18418 Euryarchaeota.18497 Haloferax.2860 hvo.99 hvo:HVO_0059 dppD1; ABC-type transport system ATP-binding protein (probable substrate dipeptide/oligopeptide); K02031 peptide/nickel transport system ATP-binding protein OC.40405 Archaea.18418 Euryarchaeota.18497 Haloferax.2860 hme.87 hme:HFX_0060 oppD2; oligopeptide ABC transporter ATPase component; K02031 peptide/nickel transport system ATP-binding protein OC.40405 Archaea.18418 Euryarchaeota.18497 Haloferax.2860 hgi.69 hgi:ABY42_00280 ABC transporter ATP-binding protein; K02031 peptide/nickel transport system ATP-binding protein