| Aktiva substanser | Betyg | Bibliogr. | Expandera | |
|---|---|---|---|---|
| 1 | Kvävegruppstransferaser | 100 | + | |
| 2 | Fosfotransferaser | 51 | + | |
| 3 | Acyltransferaser | 49 | + | |
| 4 | Glykosyltransferaser | 10 | + | |
| 5 | One-Carbon Group Transferases | 8 | + | |
| 6 | Alkyl- och aryltransferaser | 6 | + | |
| 7 | Sulfur Group Transferases | 1 | + |