# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1847839 Bacteria.974681 Proteobacteria.400086 Alphaproteobacteria.228621 Methylobacterium.12129 maqu.6504 maqu:Maq22A_c25885 hypothetical protein OC.1847839 Bacteria.974681 Proteobacteria.400086 Alphaproteobacteria.228621 Methylobacterium.12129 mee.5823 mee:DA075_31440 hypothetical protein