# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.657134 Bacteria.176310 Proteobacteria.449344 Alphaproteobacteria.299021 Yangia.4562 - yan.4421 yan:AYJ57_23160 hypothetical protein OC.657136 Bacteria.176299 Proteobacteria.439253 Alphaproteobacteria.282595 Sphingobium.14767 Sphingobium_sp_.17698 ssy.3641 ssy:SLG_37070 hypothetical protein