| Index | Ligand Name | Ligand Structure | Gene Name Primary | Protein Name | Uniprot ID | Gene Name Synonym | PDB Codes |
| 1 | lkp | | I23O1 | Indoleamine 2,3-dioxygenase 1 | P14902 | IDO INDO | 6o3i |
| 2 | hqs | | I23O1 | Indoleamine 2,3-dioxygenase 1 | P14902 | IDO INDO | 6e41 |
| 3 | hqm | | I23O1 | Indoleamine 2,3-dioxygenase 1 | P14902 | IDO INDO | 6e43 |
| 4 | c51 | | I23O1 | Indoleamine 2,3-dioxygenase 1 | P14902 | IDO INDO | 6azw |
| 5 | c4v | | I23O1 | Indoleamine 2,3-dioxygenase 1 | P14902 | IDO INDO | 6azv |
| 6 | 5pj | | I23O1 | Indoleamine 2,3-dioxygenase 1 | P14902 | IDO INDO | 5ek2 |
| 7 | 5pk | | I23O1 | Indoleamine 2,3-dioxygenase 1 | P14902 | IDO INDO | 5ek3 |
| 8 | 5pf | | I23O1 | Indoleamine 2,3-dioxygenase 1 | P14902 | IDO INDO | 5ek4 |
| 9 | xnl | | I23O1 | Indoleamine 2,3-dioxygenase 1 | P14902 | IDO INDO | 5etw |