4XM7:
reference: Ligand-induced expansion of the S1' site in the anthrax toxin lethal factor., Maize KM, Kurbanov EK, Johnson RL, Amin EA, Finzel BC, FEBS Lett. 2015 Nov 11. pii: S0014-5793(15)00976-X. doi:, 10.1016/j.febslet.2015.11.005. PMID: 26578066

This OCA Structure page
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