All of the following are required for hydroxylation of proline in collagen synthesis except -
Hydroxylation of proline and lysine during collagen synthesis requires vitamin C (ascorbic acid), molecular oxygen (O2), α-ketoglutarate and enzymes dioxygenases (prolyl hydroxylase, lysyl hydroxylase).
O2
Vitamin C
Dioxygenases
Pyridoxal phosphate