1E7W:
reference: Pteridine reductase mechanism correlates pterin metabolism with drug resistance in trypanosomatid parasites., Gourley DG, Schuttelkopf AW, Leonard GA, Luba J, Hardy LW, Beverley SM, Hunter WN, Nat Struct Biol 2001 Jun;8(6):521-5. PMID: 11373620

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