# OC Root 2nd 3rd 4th 5th 6th 7th PC Gene/Definition OC.283675 Bacteria.1148753 Proteobacteria.677224 Gammaproteobacteria.264231 Gammaproteobacteria___Enterobacteria.75089 Escherichia.23955 Escherichia_coli.27111 ecp.4177 ecp:ECP_4295 hypothetical protein