# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.566645 Bacteria.317524 Proteobacteria.147769 Alphaproteobacteria.18552 Sinorhizobium.23664 same.4211 same:SAMCFNEI73_pB0400 chrA; chromate transport protein ChrA; K07240 chromate transporter