Figure 7 - full size

 

Figure 7.
Figure 7. Electron density surrounding the zinc ion (off-white sphere) bound between the a1 and g1 subunits. The final 2F[o] -F[c] map is shown contoured at 1.5s (cyan) and 6s (off-white).

The above figure is reprinted by permission from Cell Press: Structure (1997, 5, 1275-1285) copyright 1997.