# OC Root 2nd 3rd PC Gene/Definition OC.335225 Archaea.79080 Euryarchaeota.64912 fpl.319 fpl:Ferp_0312 nitrate reductase, beta subunit; K00371 nitrate reductase / nitrite oxidoreductase, beta subunit [EC:1.7.5.1 1.7.99.-]