# OC Root 2nd 3rd 4th PC Gene/Definition OC.226757 Bacteria.428013 Proteobacteria.560739 Deltaproteobacteria.55212 dti.1734 dti:Desti_1681 radical SAM additional 4Fe4S-binding domain protein OC.226757 Bacteria.428013 Proteobacteria.560739 Deltaproteobacteria.55212 sfu.2192 sfu:Sfum_2198 Radical SAM domain protein OC.226757 Bacteria.428013 Chlorobi.7655 Chlorobium.7475 cli.1812 cli:Clim_1914 Radical SAM domain protein