4IU0:
reference: Crystal structure of arginase from Leishmania mexicana and implications for the inhibition of polyamine biosynthesis in parasitic infections., D'Antonio EL, Ullman B, Roberts SC, Dixit UG, Wilson ME, Hai Y, Christianson DW, Arch Biochem Biophys. 2013 Apr 9. pii: S0003-9861(13)00103-3. doi:, 10.1016/j.abb.2013.03.015. PMID: 23583962

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