| Index | Ligand Name | Structure | PDB code | Compound Potency nM |
| 1 | 1j6 | JAK1 kinase (JH1 domain) in complex with the inhibitor (TRANS-4-{2-[(1R)-1-HYDROXYETHYL]IMIDAZO[4,5-D]PYRROLO[2,3-B]PYRIDIN-1(6H)-YL}CYCLOHEXYL)ACETONITRILE | 4ivc | 0.1 |
| 2 | 66p | Jak1 complex with 4-[(4-aminocyclohexyl)amino]-3-(1H-benzimidazol-2-yl)-1H-pyridin-2-one | 5hx8 | 0.1 |
| 3 | b7v | JAK1 complexed with compound 28 | 5wo4 | 0.1 |
| 4 | 15t | JAK1 kinase (JH1 domain) in complex with compound 34 | 4ivd | 0.3 |
| 5 | mi1 | Crystal structures of JAK1 and JAK2 inhibitor complexes | 3eyg | 1.6 |
| 6 | 0q2 | JAK1 kinase (JH1 domain) in complex with compound 20 | 4ei4 | 1.8 |
| 7 | 1q3 | The Jak1 kinase domain in complex with compound 37 | 4k6z | 2 |
| 8 | 0nt | JAK1 kinase (JH1 domain) in complex with compound 26 | 4e5w | 22 |
| 9 | 5jg | Human JAK1 kinase in complex with compound 30 at 2.30 Angstroms resolution | 5e1e | 22 |
| 10 | 1q4 | JAK1 kinase (JH1 domain) in complex with compound 6 | 4k77 | 235 |