Figure 6 - full size

 

Figure 6.
Figure 6. Thermal probability ellipsoids for the active sites of the (a) Cu-Zn, (b) as-isolated and (c) Zn-Zn structures. The sites show only limited anisotropy. The highly anisotropic ellipsoid for Cu(II) in the Cu-Zn structure is indicative of a range of positions adopted by the metal ion.

The above figure is reprinted by permission from Elsevier: J Mol Biol (2006, 356, 1152-1162) copyright 2006.