# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.414267 Bacteria.941311 Proteobacteria.351447 Alphaproteobacteria.20621 Methylorubrum.7772 Methylorubrum_extorquens.8805 mea.5376 mea:Mex_2p0527 putative replication protein A; K03496 chromosome partitioning protein