3BF6:
reference: Structural and thermodynamic analysis of thrombin:suramin interaction in solution and crystal phases., Lima LM, Becker CF, Giesel GM, Marques AF, Cargnelutti MT, de Oliveira Neto M, Monteiro RQ, Verli H, Polikarpov I, Biochim Biophys Acta. 2009 Jun;1794(6):873-81. Epub 2009 Mar 28. PMID: 19332154

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