# OC Root 2nd 3rd 4th 5th 6th 7th PC Gene/Definition OC.519718 Bacteria.1149412 Proteobacteria.677944 Gammaproteobacteria.265013 Gammaproteobacteria___Enterobacteria.75981 Escherichia.26544 Escherichia_coli.29891 elr.307 elr:ECO55CA74_01250 flagellar system protein; K02400 flagellar biosynthesis protein FlhA