Indoleamine 2,3-dioxygenase 1 (IDO1) is crucial in cancer-related immunosuppression, yet its signaling function remains underexplored in immunotherapy development. Here, the authors use second harmonic generation analysis and molecular dynamics simulations to reveal that clinical IDO1 inhibitors differentially modulate its signaling, impacting distinct transcriptomes.
- Alice Coletti
- Elisa Bianconi
- Antonio Macchiarulo