| Chain | GOid | namespace | contents |
| A | 0003674 | molecular_function | molecular_function |
| A | 0004656 | molecular_function | procollagen-proline 4-dioxygenase activity |
| A | 0005506 | molecular_function | iron ion binding |
| A | 0008150 | biological_process | biological_process |
| A | 0016705 | molecular_function | oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen |
| A | 0018401 | biological_process | peptidyl-proline hydroxylation to 4-hydroxy-L-proline |
| A | 0031418 | molecular_function | L-ascorbic acid binding |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0051213 | molecular_function | dioxygenase activity |
| B | 0003674 | molecular_function | molecular_function |
| B | 0004656 | molecular_function | procollagen-proline 4-dioxygenase activity |
| B | 0005506 | molecular_function | iron ion binding |
| B | 0008150 | biological_process | biological_process |
| B | 0016705 | molecular_function | oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen |
| B | 0018401 | biological_process | peptidyl-proline hydroxylation to 4-hydroxy-L-proline |
| B | 0031418 | molecular_function | L-ascorbic acid binding |
| B | 0046872 | molecular_function | metal ion binding |
| B | 0051213 | molecular_function | dioxygenase activity |
