| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Protein Methyltransferases | 100 | + | |
| 2 | DNA Modification Methylases | 94 | + | |
| 3 | Thymidylate Synthase | 80 | + | |
| 4 | Glycine N-Methyltransferase | 7 | + | |
| 5 | Catechol O-Methyltransferase | 6 | + | |
| 6 | Nicotinamide N-Methyltransferase | 5 | + | |
| 7 | tRNA Methyltransferases | 3 | + | |
| 8 | Betaine-Homocysteine S-Methyltransferase | 3 | + |