Astragaloside IV-PESV Repressed T Cell Immunosuppression by Inhibiting PD-L1 Expression in Prostate Cancer through STAT3 Pathway

Table 1

The results of docking research.

Ligand	Protein	Binding energies (kcal/mol)
Astragaloside IV	STAT3	−8.3
	PD-L1	−9.5
PESV (LPDKVPIR peptide fragment)	STAT3	−5.9
	PD-L1	−5.2
PESV (VRDGYIADDK peptide fragment)	STAT3	−6.4
	PD-L1	−6.8