SJFδ is a 10-atom linker PROTAC. SJFδ degrades p38α with a DC50 of 46.17 nM, but does not degrade p38α, p38β, or p38γ[1].
[1]. Smith BE, et al. Differential PROTAC substrate specificity dictated by orientation of recruited E3 ligase. Nat Commun. 2019 Jan 10;10(1):131.
















