# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.168171 Bacteria.366715 Proteobacteria.166396 Alphaproteobacteria.261335 Rhodobacter.6036 Rhodobacter_sphaeroides.4337 rsh.1998 rsh:Rsph17029_2029 helicase domain protein