| Aktiva substanser | Betyg | Bibliogr. | Expandera | |
|---|---|---|---|---|
| 1 | Pyrimidine Phosphorylases | 100 | + | |
| 2 | ADP-ribostransferaser | 93 | + | |
| 3 | Purinnukleosidfosforylas | 50 | + | |
| 4 | Hypoxantinfosforibosyltransferas | 31 | + | |
| 5 | Adeninfosforibosyltransferas | 26 | + | |
| 6 | Nicotinamide Phosphoribosyltransferase | 19 | + |