ID 1.14.15.22 DE vitamin D 1,25-hydroxylase. AN CYP105A1. CA (1) calciol + 2 H(+) + O2 + 2 reduced [2Fe-2S]-[ferredoxin] = calcidiol + CA H2O + 2 oxidized [2Fe-2S]-[ferredoxin]. CA (2) calcidiol + 2 H(+) + O2 + 2 reduced [2Fe-2S]-[ferredoxin] = CA calcitriol + H2O + 2 oxidized [2Fe-2S]-[ferredoxin]. CC -!- An enzyme found in the bacterium Streptomyces griseolus. cf. CC EC 1.14.14.24 and EC 1.14.15.18. DR P18326, CPXE_STRGO ; //