| Index | Ligand Name | Structure | PDB code | Compound Potency nM |
| 1 | etr | THE INTERACTION OF N-ETHYL RETINAMIDE WITH PLASMA RETINOL-BINDING PROTEIN (RBP) AND THE CRYSTAL STRUCTURE OF THE RETINOID-RBP COMPLEX AT 1.9 ANGSTROMS RESOLUTION | 1erb | 8 |
| 2 | 2t1 | Crystal Structure of Retinol-Binding Protein 4 (RBP4) in complex with non-retinoid ligand | 3fmz | 8.3 |
| 3 | rtl | CRYSTALLOGRAPHIC REFINEMENT OF HUMAN SERUM RETINOL BINDING PROTEIN AT 2 ANGSTROMS RESOLUTION | 1rbp | 190 |
| 4 | 2ry | Crystal structure of Retinol-Binding Protein 4 (RBP4)in complex with a non-retinoid ligand | 4o9s | 280 |
| 5 | 2wl | Crystal Structure of Retinol-Binding Protein 4 (RBP4) in complex with a non-retinoid ligand | 4psq | 440 |