| ID | Description | N° of binding sites | Bound to chains | Binding affinity |
|---|---|---|---|---|
| 2 | 6-(2 + 2-diphenylethylamino)-9-[(2r + 3r + 4S + 5S)-5-(ethylcarbamoyl)-3 + 4-dihydroxy-oxolan-2-yl]-N-[2-[(1-pyridin-2-ylpiperidin-4-yl)carbamoylamino]ethyl]purine-2-carboxamide | 1 (1 molecule) | A | -logKd/Ki=8.32, Ki=4.75nM (PDBbind-CN) |