# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1971634 Bacteria.1115033 Proteobacteria.627195 Epsilonproteobacteria.11976 - nsa.1539 nsa:Nitsa_1595 hypothetical protein OC.1971634 Bacteria.1115033 Proteobacteria.627195 Epsilonproteobacteria.11976 Sulfurovum.2008 slh.1777 slh:YH65_09520 hypothetical protein