# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.40730 Bacteria.24475 Proteobacteria.512376 Betaproteobacteria.186938 Limnohabitans.3494 lim.656 lim:L103DPR2_00668 oppF_1; Oligopeptide transport ATP-binding protein OppF; K10823 oligopeptide transport system ATP-binding protein