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The interleukin(IL)-4 and IL-13 receptors and their ligands
| Receptor |
Receptor subunits |
Ligand |
| Type I IL-4 | IL-4Rα, γc (common γ chain) | IL-4 |
| Type II IL-4 | IL-4Rα, IL-13Rα1 | IL-4 binds through the IL-4Rα subunit |
| Type II IL-13 | IL-4Rα, IL-13Rα1 | IL-13 binds through IL-13Rα1 subunit |
| IL-13 decoy | IL-13Rα2 |
