# OC Root 2nd 3rd 4th PC Gene/Definition OC.458609 Bacteria.426414 Proteobacteria.287947 Deltaproteobacteria.8038 mbd.3783 mbd:MEBOL_003842 hypothetical protein OC.458609 Bacteria.426414 Proteobacteria.287949 Deltaproteobacteria.8041 mbd.4256 mbd:MEBOL_004354 hypothetical protein OC.458609 Bacteria.426414 Proteobacteria.287947 Deltaproteobacteria.8038 mbd.5094 mbd:MEBOL_005247 oligopeptide transporter OPT family