# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.257213 Bacteria.204603 Proteobacteria.15345 Gammaproteobacteria.281131 Gammaproteobacteria___Enterobacteria.96022 Serratia.20736 spe.4549 spe:Spro_4622 transcriptional regulator, LysR family