3OKJ:
reference: Elucidation of the alpha-keto-aldehyde binding mechanism: a lead structure motif for proteasome inhibition., Grawert MA, Gallastegui N, Stein M, Schmidt B, Kloetzel PM, Huber R, Groll M, Angew Chem Int Ed Engl. 2011 Jan 10;50(2):542-4. PMID: 21154547

This OCA Structure page
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