# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1847901 Bacteria.974746 Proteobacteria.400167 Alphaproteobacteria.228749 Methylobacterium.12961 mor.3769 mor:MOC_3783 protein of unassigned function OC.1847901 Bacteria.974746 Proteobacteria.400167 Alphaproteobacteria.228749 Methylobacterium.12961 mphy.2713 mphy:MCBMB27_02779 hypothetical protein