GO biological process

peptidyl-proline hydroxylation to 4-hydroxy-L-proline, oxidation-reduction process

GO cellular component

Golgi apparatus, endoplasmic reticulum membrane, integral component of membrane

GO molecular function

oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, 2-oxoglutarate as one donor, and incorporation of one atom each of oxygen into both donors, iron ion binding, procollagen-proline 4-dioxygenase activity, L-ascorbic acid binding