# OC Root 2nd 3rd 4th PC Gene/Definition OC.110700 Archaea.17561 Euryarchaeota.17287 Haloferax.1223 hvo.2327 hvo:HVO_2345 flavin-dependent pyridine nucleotide oxidoreductase OC.110700 Archaea.17561 Euryarchaeota.17287 Haloferax.1223 hme.2288 hme:HFX_2354 hcaD; ferredoxin:NAD+ oxidoreductase OC.110700 Archaea.17561 Euryarchaeota.17287 Haloferax.1223 hgi.2289 hgi:ABY42_11695 NADH oxidase