| 3 beta-HSD | 3 beta-Hydroxysteroid dehydrogenasel delta 5-->4-isomerase |
|---|---|
| 3 beta-HSD | 3 beta-hydroxy-steroid dehydrogenase/delta 5-delta 4 isomerase |
| 3 beta-HSDH | 3 beta-hydroxysteroid dehydrogenase |
| 4 beta-PMA | 4 beta-Phorbol 12-myristate 13-acetate |
| 4 beta-PDB | 4 beta-phorbol 12, 13-dibutyrate |