# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.379897 Bacteria.574694 Proteobacteria.77394 Alphaproteobacteria.122476 Sinorhizobium.14974 Sinorhizobium_meliloti.9058 smk.2317 smk:Sinme_2320 hypothetical protein OC.379897 Bacteria.574694 Proteobacteria.77394 Alphaproteobacteria.122476 Nitrobacter.4249 - nwi.820 nwi:Nwi_0814 hypothetical protein OC.379897 Bacteria.574694 Proteobacteria.77394 Alphaproteobacteria.122476 Chelatococcus.3458 - cdq.910 cdq:BOQ54_04825 hypothetical protein OC.379897 Bacteria.574694 Proteobacteria.77394 Alphaproteobacteria.122476 Rhodobacter.8220 - rcp.964 rcp:RCAP_rcc00942 conserved hypothetical protein OC.379898 Eukaryotes.159729 Protists.154341 Choanoflagellates.14646 - - sre.9739 sre:PTSG_12929 hypothetical protein