Figure 3.
Figure 3 Electron-density map (2F[obs] - F[calc], 1 cutoff)
of the active site of the human uropepsin showing aspartic acid
residues 32 and 215.
The above figure is reprinted
by permission from the IUCr:
Acta Crystallogr D Biol Crystallogr
(2001,
57,
1560-1570)
copyright 2001.