# OC Root 2nd 3rd 4th PC Gene/Definition OC.110700 Archaea.17561 Euryarchaeota.17287 Natrinema.729 nat.2408 nat:NJ7G_2467 FAD-dependent pyridine nucleotide-disulfide oxidoreductase OC.110700 Archaea.17561 Euryarchaeota.17287 Natrinema.729 npe.631 npe:Natpe_0607 NAD(P)H-nitrite reductase