| GO | Name |
| GO:0005506 | iron ion binding |
| GO:0005783 | endoplasmic reticulum |
| GO:0008285 | negative regulation of cell population proliferation |
| GO:0017185 | peptidyl-lysine hydroxylation |
| GO:0019797 | procollagen-proline 3-dioxygenase activity |
| GO:0031418 | L-ascorbic acid binding |
| GO:0032963 | collagen metabolic process |
| GO:0032964 | collagen biosynthetic process |
| GO:1902494 | catalytic complex |