# OC Root 2nd 3rd 4th PC Gene/Definition OC.663094 Bacteria.1109449 Proteobacteria.616492 Deltaproteobacteria.132688 mrm.6750 mrm:A7982_06867 Hypothetical protein OC.663095 Bacteria.934147 Proteobacteria.150604 Deltaproteobacteria.127313 llu.5682 llu:AKJ09_06182 hypothetical protein