2LFK:
reference: Oxidative Folding and Structural Analyses of a Kunitz-Related Inhibitor and Its Disulfide Intermediates: Functional Implications., Bronsoms S, Pantoja-Uceda D, Gabrijelcic-Geiger D, Sanglas L, Aviles FX, Santoro J, Sommerhoff CP, Arolas JL, J Mol Biol. 2011 Oct 18. PMID: 22033478

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