vitamin D 25-hydroxylase activity
Catalysis of the reaction: calciol (vitamin D3) + reduced [NADPH--hemoprotein reductase] + O2 = calcidiol + oxidized [NADPH--hemoprotein reductase] + H2O + H+.
GO:0008395
steroid hydroxylase activity
is_a
cholecalciferol 25-hydroxylase activity
exact
vitamin D3 25-hydroxylase activity
exact