label: nitrite + 6 reduced [2Fe-2S]-[ferredoxin] + 8 H(+) => 6 oxidized [2Fe-2S]-[ferredoxin] + NH4(+) + 2 H2O
label_lc: nitrite + 6 reduced [2fe-2s]-[ferredoxin] + 8 h(+) => 6 oxidized [2fe-2s]-[ferredoxin] + nh4(+) + 2 h2o