label: cholest-4-en-3-one + 2 reduced [2Fe-2S]-[ferredoxin] + O2 + 2 H(+) = (25R)-3-oxocholest-4-en-26-ol + 2 oxidized [2Fe-2S]-[ferredoxin] + H2O
label_lc: cholest-4-en-3-one + 2 reduced [2fe-2s]-[ferredoxin] + o2 + 2 h(+) = (25r)-3-oxocholest-4-en-26-ol + 2 oxidized [2fe-2s]-[ferredoxin] + h2o