Figure 3 - full size

 

Figure 3.
Figure 3. Stereo diagram of the final 2 F[o] − F[c] map, contoured at 1.0 σ, showing the copper binding site of Synechocystis mutant plastocyanin. The copper site primarily has N2S2 coordination and is ligated in a T1 distorted tetrahedral geometry by His37, His87, Cys84 and Met92.

The above figure is reprinted by permission from Elsevier: J Mol Biol (1998, 275, 327-336) copyright 1998.