# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.1841340 Bacteria.967697 Proteobacteria.390819 Alphaproteobacteria.214765 Hyphomicrobium.3074 Hyphomicrobium_denitrificans.1027 hdn.2173 hdn:Hden_2280 hypothetical protein OC.1841340 Bacteria.967697 Proteobacteria.390819 Alphaproteobacteria.214765 Hyphomicrobium.3074 Hyphomicrobium_denitrificans.1027 hdt.2331 hdt:HYPDE_34358 hypothetical protein