# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1463042 Bacteria.529825 Proteobacteria.266747 Deltaproteobacteria.23102 Desulfomicrobium.1409 dba.600 dba:Dbac_0571 hypothetical protein OC.1463042 Bacteria.529825 Proteobacteria.266747 Deltaproteobacteria.23102 Desulfomicrobium.1409 doa.1461 doa:AXF15_08120 hmc operon protein 4