4JSU:
reference: Dimerized Linear Mimics of a Natural Cyclopeptide (TMC-95A) Are Potent Noncovalent Inhibitors of the Eukaryotic 20S Proteasome., Desvergne A, Genin E, Marechal X, Gallastegui N, Dufau L, Richy N, Groll M, Vidal J, Reboud-Ravaux M, J Med Chem. 2013 Apr 25;56(8):3367-78. doi: 10.1021/jm4002007. Epub 2013 Apr 17. PMID: 23540790

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