# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.2033591 Bacteria.1182308 Proteobacteria.719570 Gammaproteobacteria.324917 Methylophaga.235 mej.2446 mej:Q7A_575 hypothetical protein OC.2033591 Bacteria.1182308 Proteobacteria.719570 Gammaproteobacteria.324917 Methylophaga.235 mec.1275 mec:Q7C_2165 hypothetical protein