Hydroxylation of proline in collagen requires which of the following:
Ans. D. All of the aboveProline and Lysine are hydroxylated to form hydroxyl proline and hydroxyl lysine in the presence of enzyme hydroxylase and requires Fe2++' ascorbic acid (Vitamin C), oxygen and a- ketoglutarate.
Vitamin C
Fe2++
a-ketoglutarate
All of the above
Vitamins and Minerals