# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.509833 Bacteria.288904 Proteobacteria.118926 Gammaproteobacteria.36981 Gammaproteobacteria___Enterobacteria.111389 ppet.118 ppet:C9I82_126 Iron-sulfur cluster insertion protein ErpA; K15724 iron-sulfur cluster insertion protein OC.509834 Bacteria.288898 Proteobacteria.118923 Gammaproteobacteria.36974 Psychromonas.3708 psy.629 psy:PCNPT3_03025 HesB protein family; K15724 iron-sulfur cluster insertion protein