# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.467404 Bacteria.1182327 Proteobacteria.719617 Gammaproteobacteria.325089 Methylophaga.1297 mej.1707 mej:Q7A_2572 hypothetical protein OC.467404 Bacteria.1182327 Proteobacteria.719617 Gammaproteobacteria.325089 Methylophaga.1297 mec.38 mec:Q7C_1018 hypothetical protein