Fig. 2. The 2f0 - fc eletrondensity for inhibitor HONE-iBM-L-Asn-NHBn(m-NH2) atthezincbinding site. Thedensity confirms
bindingofthe S-S stereoisomer. Disorder oftheisobutyl group isindicated by thebranchinofthedensityat Cp. ed spheres ndicae
watermolecules:anetwork of waterisinvolved in binding.
The above figure is reprinted
from an Open Access publication published by the Protein Society: