1ZG7:
reference: Crystal structures of potent thiol-based inhibitors bound to carboxypeptidase b(,)., Adler M, Bryant J, Buckman B, Islam I, Larsen B, Finster S, Kent L, May K, Mohan R, Yuan S, Whitlow M, Biochemistry 2005 Jul 5;44(26):9339-47. PMID: 15982000

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