Table 2.

Ligand of POI and E3 ubiquitin ligase for peptide PROTACs.

POI or E3ligase		Sequence	Ref.
POI	ER		57,58
	Akt		59
	CREPT	VRALKQKYEELKKEKESLVDK	60
	Tau	YQQYQDATADEQG	61,62
	α-Synclein	GVLYVGSKTR	63,64
	β-Catenin		65
	PI3K	GPGGDYAAMGACPASEQGYEEMRA	66
	FRS2α	IENPQYFSDA	66
	X-protein	LCLRPVGAESRGRPVSGPFG	67
E3 ligase	VHL	ALAPYIP LAP(OH)YI	57,67,68
	Keap1	LDPETGEYL	61,69
	SCFβ-TRCP	DRHDS(p)GLDS(p)M	10