# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.377875 Bacteria.324715 Proteobacteria.574583 Deltaproteobacteria.76874 Geobacter.4100 - gbm.2127 gbm:Gbem_2175 rubredoxin OC.377875 Bacteria.324715 Proteobacteria.574583 Deltaproteobacteria.76874 Geobacter.4100 Geobacter_sp_.5470 gem.2017 gem:GM21_2048 Rubredoxin-type Fe(Cys)4 protein