# OC Root 2nd 3rd PC Gene/Definition OC.377873 Bacteria.324621 Fibrobacteres.1256 fsu.2050 fsu:Fisuc_2091 Rubredoxin-type Fe(Cys)4 protein OC.377873 Bacteria.324621 Fibrobacteres.1256 fsc.2272 fsc:FSU_2620 rub_2; rubredoxin