# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1434484 Bacteria.492525 Proteobacteria.106154 Alphaproteobacteria.140565 Methylobacterium.12485 mno.163 mno:Mnod_2099 hypothetical protein OC.1434484 Bacteria.492525 Proteobacteria.106154 Alphaproteobacteria.140565 Methylobacterium.12485 mno.163 mno:Mnod_8788 hypothetical protein