# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.1847718 Bacteria.974552 Proteobacteria.399918 Alphaproteobacteria.228285 Methylobacterium.7958 - maqu.3017 maqu:Maq22A_c04855 hypothetical protein OC.1847718 Bacteria.974552 Proteobacteria.399918 Alphaproteobacteria.228285 Methylobacterium.7958 Methylobacterium_sp_.21195 metx.5269 metx:A3862_27350 hypothetical protein