| Chain | GOid | namespace | contents |
| A | 0002933 | biological_process | lipid hydroxylation |
| A | 0004497 | molecular_function | monooxygenase activity |
| A | 0005496 | molecular_function | steroid binding |
| A | 0005506 | molecular_function | iron ion binding |
| A | 0005515 | molecular_function | protein binding |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005783 | cellular_component | endoplasmic reticulum |
| A | 0005789 | cellular_component | endoplasmic reticulum membrane |
| A | 0006629 | biological_process | lipid metabolic process |
| A | 0006631 | biological_process | fatty acid metabolic process |
| A | 0006694 | biological_process | steroid biosynthetic process |
| A | 0006706 | biological_process | steroid catabolic process |
| A | 0006805 | biological_process | xenobiotic metabolic process |
| A | 0008202 | biological_process | steroid metabolic process |
| A | 0008203 | biological_process | cholesterol metabolic process |
| A | 0008209 | biological_process | androgen metabolic process |
| A | 0008210 | biological_process | estrogen metabolic process |
| A | 0008395 | molecular_function | steroid hydroxylase activity |
| A | 0008401 | molecular_function | retinoic acid 4-hydroxylase activity |
| A | 0009822 | biological_process | alkaloid catabolic process |
| A | 0016020 | cellular_component | membrane |
| A | 0016098 | biological_process | monoterpenoid metabolic process |
| A | 0016491 | molecular_function | oxidoreductase activity |
| A | 0016705 | molecular_function | oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen |
| A | 0016712 | molecular_function | oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen |
| A | 0019825 | molecular_function | oxygen binding |
| A | 0019899 | molecular_function | enzyme binding |
| A | 0020037 | molecular_function | heme binding |
| A | 0030343 | molecular_function | vitamin D3 25-hydroxylase activity |
| A | 0034875 | molecular_function | caffeine oxidase activity |
| A | 0036378 | biological_process | calcitriol biosynthetic process from calciol |
| A | 0042178 | biological_process | xenobiotic catabolic process |
| A | 0042359 | biological_process | vitamin D metabolic process |
| A | 0042369 | biological_process | vitamin D catabolic process |
| A | 0042572 | biological_process | retinol metabolic process |
| A | 0042573 | biological_process | retinoic acid metabolic process |
| A | 0042759 | biological_process | long-chain fatty acid biosynthetic process |
| A | 0043231 | cellular_component | intracellular membrane-bounded organelle |
| A | 0046222 | biological_process | aflatoxin metabolic process |
| A | 0046483 | biological_process | obsolete heterocycle metabolic process |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0050591 | molecular_function | quinine 3-monooxygenase activity |
| A | 0050649 | molecular_function | testosterone 6-beta-hydroxylase activity |
| A | 0062181 | molecular_function | 1-alpha,25-dihydroxyvitamin D3 23-hydroxylase activity |
| A | 0062187 | molecular_function | anandamide 8,9 epoxidase activity |
| A | 0062188 | molecular_function | anandamide 11,12 epoxidase activity |
| A | 0062189 | molecular_function | anandamide 14,15 epoxidase activity |
| A | 0070330 | molecular_function | aromatase activity |
| A | 0070576 | molecular_function | vitamin D 24-hydroxylase activity |
| A | 0070989 | biological_process | oxidative demethylation |
| A | 0101020 | molecular_function | estrogen 16-alpha-hydroxylase activity |
| A | 0101021 | molecular_function | estrogen 2-hydroxylase activity |
| A | 0102320 | molecular_function | 1,8-cineole 2-exo-monooxygenase activity |
