1JTD:
reference: Crystal structure and kinetic analysis of beta-lactamase inhibitor protein-II in complex with TEM-1 beta-lactamase., Lim D, Park HU, De Castro L, Kang SG, Lee HS, Jensen S, Lee KJ, Strynadka NC, Nat Struct Biol 2001 Oct;8(10):848-52. PMID: 11573088

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