# OC Root 2nd 3rd PC Gene/Definition OC.642020 Bacteria.398947 Thermodesulfobacteria.2081 cthi.478 cthi:THC_0481 chain A iron Centre cytochrome C protein OC.642020 Bacteria.398947 Thermodesulfobacteria.3647 tid.2091 tid:Thein_2194 chain A, iron Centre cytochrome c protein