Table 1.
Natural ligands for P2Y receptors
| Receptor | Preferred natural agonists |
|---|---|
| P2Y1 | ADP > ATP |
| P2Y2 | UTP = ATP |
| P2Y4 | UTP ≫ ATP |
| P2Y6 | UDP > UTP > ADP |
| P2Y11 | ATP |
| P2Y12 | ADP > ATP |
| P2Y13 | ADP > ATP |
| P2Y14 | UDP-glucose > UDP-galactose > UDP-N-acetylglucosamine |
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