Figure 1 - full size

 

Figure 1.
Figure 1 2F[o] - F[c] (darker lines) with 1 and F[o] - F[c] (lighter lines) with 2 level omit maps (residues 29-56 are omitted) showing GYC density and GYC-mediated intermolecular interactions of the protein.

The above figure is reprinted by permission from the IUCr: Acta Crystallogr D Biol Crystallogr (2001, 57, 1506-1512) copyright 2001.