Table 3. HIV-1 protease: test case 3.

PDB code	2fxd †	2fxe †
Role	Reference or guide	Target
Ligand	DR7 (atazanavir)	DR7 (atazanavir)
Space group	P212121	P212121
Unit-cell parameters (Å, °)	a = 53.4, b = 58.2, c = 61.3, α = β = γ = 90	a = 51.2, b = 58.2, c = 61.3, α = 90, β = 90, γ = 90
Molecules in asymmetric unit	2	2
Resolution (Å)	1.60	1.80

^†Klei et al. (2007 ▶).