LC-2 is a von Hippel-Lindau-based PROTAC which can degrade endogenous KRAS G12C. It covalently binds KRAS G12C with a MARTX849 warhead and recruits the E3 ligase VHL which degrades the KRAS G12C and suppresses MAPK signaling in homozygous and heterzygous KRAS G12C cell lines.