(25S)-3-oxocholest-4-en-26-al + 2 reduced [2Fe-2S]-[ferredoxin] + O2 + H(+) = (25S)-3-oxocholest-4-en-26-oate + 2 oxidized [2Fe-2S]-[ferredoxin] + H2O
(25s)-3-oxocholest-4-en-26-al + 2 reduced [2fe-2s]-[ferredoxin] + o2 + h(+) = (25s)-3-oxocholest-4-en-26-oate + 2 oxidized [2fe-2s]-[ferredoxin] + h2o
(25S)-3-oxocholest-4-en-26-al + 2 reduced [2Fe-2S]-[ferredoxin] + O2 + H(+) = (25S)-3-oxocholest-4-en-26-oate + 2 oxidized [2Fe-2S]-[ferredoxin] + H2O
(25s)-3-oxocholest-4-en-26-al + 2 reduced [2fe-2s]-[ferredoxin] + o2 + h(+) = (25s)-3-oxocholest-4-en-26-oate + 2 oxidized [2fe-2s]-[ferredoxin] + h2o