Figure 4 - full size

 

Figure 4.
Figure 4. Stereoview of the (2F[o]−F[c]) electron density map (contoured at 1.3σ) of the active site in the S102A mutant structure. The electron density and the side-chain for one of the Zn[2]ligands (His370) are omitted for clarity.

The above figure is reprinted by permission from Elsevier: J Mol Biol (1998, 277, 647-662) copyright 1998.