# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1854941 Bacteria.982261 Proteobacteria.409675 Alphaproteobacteria.241671 Nitrobacter.1522 nwi.774 nwi:Nwi_0758 hypothetical protein OC.1854941 Bacteria.982261 Proteobacteria.409675 Alphaproteobacteria.241671 Nitrobacter.1522 nha.3201 nha:Nham_3466 hypothetical protein