# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.509836 Bacteria.495575 Proteobacteria.118934 Alphaproteobacteria.9627 Roseobacter.1870 rde.2926 rde:RD1_3168 FeS cluster assembly HesB family protein, putative OC.509836 Bacteria.495575 Proteobacteria.118934 Alphaproteobacteria.9627 Roseobacter.1870 rli.2324 rli:RLO149_c023950 erpA; putative iron-sulfur insertion protein ErpA