# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.110798 Bacteria.939731 Proteobacteria.265741 Deltaproteobacteria.21210 Desulfococcus.3081 dml.2919 dml:Dmul_30040 sulfite reductase, assimilatory type OC.110798 Bacteria.939731 Proteobacteria.265741 Deltaproteobacteria.21213 Desulfococcus.5816 dol.2561 dol:Dole_2652 nitrite and sulphite reductase 4Fe-4S region