Table 2.

Molecular docking information.

No	Protein name	PDB ID	Protein structure	Test compounds	Affinity (kcal/mol)
1	EGFR	6DUK		Adenine	− 6.3
2	EGFR	6DUK		N-methylcytisine	− 6.7
3	ErbB2	3PP0		Adenine	− 6.2
4	IGF1R	5HZN		Adenine	− 6.0
5	CCND1	6P8G		Matrine	− 6.1