# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1434596 Bacteria.492650 Proteobacteria.106358 Alphaproteobacteria.140742 Methylobacterium.12843 mrd.2033 mrd:Mrad2831_2000 hypothetical protein OC.1434596 Bacteria.492650 Proteobacteria.106358 Alphaproteobacteria.140742 Methylobacterium.12843 mor.2394 mor:MOC_2390 protein of unassigned function OC.1434596 Bacteria.492650 Proteobacteria.106358 Alphaproteobacteria.140742 Methylobacterium.12843 mphy.1546 mphy:MCBMB27_01602 hypothetical protein