Chymotrypsin complexed with

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For more information see Biochemistry Online: Chapter 7B - Mechanisms of Enzyme Catalysis

II. General Structure

Cartoon structure with Inhibitor (Spacefill): FBA; Red is DLeu-L-Phe, Green is Fluorobenzylamine

Ser - His - Asp active site  (tube)
Note the location of the Ser OH proximal to the amide bound in the inhibitor
Disulfide Bridges