The FK506-binding protein 12 (FKBP12) is a ubiquitous abundant protein that acts as a receptor for the immunosuppressant drug FK506l FK506 binds tightly to intracellular calcium release channels and to the TGF-β type I receptor. dFKBP-1 is a potent and PROTAC-based FKBP12 degrader. FKBP12 inhibits the basal signaling of...