GO:0033783

25-hydroxycholesterol 7alpha-hydroxylase activity

Details: 
Catalysis of the reactions: cholest-5-ene-3beta,25-diol + NADPH + H+ + O2 = cholest-5-ene-3beta,7alpha,25-triol + NADP+ + H2O, and cholest-5-ene-3beta,27-diol + NADPH + H+ + O2 = cholest-5-ene-3beta,7alpha,27-triol + NADP+ + H2O. [EC:1.14.13.100]
Evidence Code: