# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1873524 Bacteria.1002063 Proteobacteria.437999 Alphaproteobacteria.280647 Sphingobium.6886 sch.3076 sch:Sphch_3157 hypothetical protein OC.1873524 Bacteria.1002063 Proteobacteria.437999 Alphaproteobacteria.280647 Sphingobium.6886 sbd.3568 sbd:ATN00_18895 hypothetical protein