MYF-01-37 is developed as a covalent binder to TEAD, targeting Cys380 when incubated with the TEAD2 protein (C359 in TEAD1). Pretreating cells with MYF-01-37 leads to loss of direct TEAD pull-down by biotin-MYF-01-037 from whole-cell lysate, confirming MYF-01-037 binding to TEAD in cells.