# OC Root 2nd 3rd 4th PC Gene/Definition OC.40450 Archaea.32975 Euryarchaeota.3829 Haloquadratum.1537 hwa.318 hwa:HQ_1306A dppF1; ABC-type transport system ATP-binding protein (probable substrate dipeptide/oligopeptide); K02032 peptide/nickel transport system ATP-binding protein OC.40450 Archaea.32975 Euryarchaeota.3829 Haloquadratum.1537 hwc.325 hwc:Hqrw_1341 dppF1; ABC-type transport system ATP-binding protein (probable substrate dipeptide/oligopeptide)