# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.509824 Bacteria.288906 Proteobacteria.118920 Gammaproteobacteria.36972 Oceanisphaera.578 ocm.1633 ocm:CBP12_08835 iron-sulfur cluster insertion protein ErpA; K15724 iron-sulfur cluster insertion protein OC.509824 Bacteria.288906 Proteobacteria.118920 Gammaproteobacteria.36972 Oceanisphaera.578 opf.1080 opf:CBP31_05770 iron-sulfur cluster insertion protein ErpA; K15724 iron-sulfur cluster insertion protein