# OC Root 2nd 3rd 4th PC Gene/Definition OC.409977 Archaea.27974 Euryarchaeota.31424 - mla.236 mla:Mlab_0187 Aldehyde ferredoxin oxidoreductase; K03738 aldehyde:ferredoxin oxidoreductase [EC:1.2.7.5] OC.409977 Archaea.27974 Euryarchaeota.31424 Methanoculleus.2648 mem.337 mem:Memar_0339 Aldehyde ferredoxin oxidoreductase; K03738 aldehyde:ferredoxin oxidoreductase [EC:1.2.7.5] OC.409977 Archaea.27974 Euryarchaeota.31424 - mpl.1434 mpl:Mpal_1563 Aldehyde ferredoxin oxidoreductase; K03738 aldehyde:ferredoxin oxidoreductase [EC:1.2.7.5]