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Modelled complex structures of compounds 4a-4c in SmChiB. Details of the interaction of compound 4a (A), 4 b (B) and 4c (C) with SmChiB. Compound 4a is shown in blue, compound 4 b is shown in magenta and compound 4c is shown in cyan. Residues that participate in binding are shown in yellow. Hydrogen bonds are shown as dashed black lines. The numbers indicate the subsite to which the compounds are bound.
