# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.661580 Bacteria.129379 Proteobacteria.580106 Deltaproteobacteria.84983 Pelobacter.1008 pca.810 pca:Pcar_0801 hypothetical protein OC.661580 Bacteria.129379 Proteobacteria.580106 Deltaproteobacteria.84983 Pelobacter.1008 pace.2277 pace:A6070_12350 hypothetical protein