# OC Root 2nd 3rd PC Gene/Definition OC.20322 Archaea.94394 Thaumarchaeota.8063 csu.940 csu:CSUB_C0979 molybdopterin oxidoreductase molybdopterin binding subunit, C-terminal; K00370 nitrate reductase / nitrite oxidoreductase, alpha subunit [EC:1.7.5.1 1.7.99.-] OC.20323 Archaea.94395 Thaumarchaeota.8064 csu.941 csu:CSUB_C0980 molybdopterin oxidoreductase molybdopterin binding subunit, N-terminal; K00370 nitrate reductase / nitrite oxidoreductase, alpha subunit [EC:1.7.5.1 1.7.99.-]