| Index | Ligand Name | Structure | PDB code | ligand desolvation |
| 1 | qnb | Crystal structure of rationally thermostabilized M2 muscarinic acetylcholine receptor bound with QNB | 5zk3 | 99.58 |
| 2 | qnb | Structure of the human M2 muscarinic acetylcholine receptor bound to an antagonist | 3uon | 99.18 |
| 3 | 3c0 | Crystal structure of M2 muscarinic acetylcholine receptor bound with NMS | 5zk8 | 98.22 |
| 4 | 3c0 | Crystal structure of rationally thermostabilized M2 muscarinic acetylcholine receptor bound with NMS | 5zkc | 98.04 |
| 5 | 3c0 | Crystal structure of rationally thermostabilized M2 muscarinic acetylcholine receptor bound with NMS (Hg-derivative) | 5yc8 | 97.91 |
| 6 | 82f | Crystal structure of rationally thermostabilized M2 muscarinic acetylcholine receptor bound with AF-DX 384 | 5zkb | 92.69 |