6DWU:
reference: Crystal structures of the complex of a kallikrein inhibitor from Bauhinia bauhinioides with trypsin and modeling of kallikrein complexes., Li M, Srp J, Gustchina A, Dauter Z, Mares M, Wlodawer A, Acta Crystallogr D Struct Biol. 2019 Jan 1;75(Pt 1):56-69. doi:, 10.1107/S2059798318016492. Epub 2019 Jan 7. PMID: 30644845

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