Table 2. Binding energies (MolDock scores in kcal mol^–1) of ligands in the active site pocket of the human histamine H1 receptor (PDB id: ; 3RZE).

Ligand	MolDock score (kcal mol–1)
R-123	–100.316
R-99	–99.8097
Cyproheptadine	–69.7195