Table 5.

Residues of HIV-1 protease involved in hydrogen bond interactions.

	Residue	Position
Polygonumins A	ASP GLY	29 27
Vanicoside A	ASP LYS ILE ILE THR	30 45 50 150 180
Pepstatin	ASP ASP GLY GLY GLY	29 129 48 127 27