# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.166546 Bacteria.261524 Proteobacteria.423408 Alphaproteobacteria.261361 Rhodobacter.6112 Rhodobacter_sphaeroides.4417 rsh.3652 rsh:Rsph17029_3714 peptidase S9, prolyl oligopeptidase active site domain protein