2RGJ:
reference: Crystal structure of the pyocyanin biosynthetic protein PhzS., Greenhagen BT, Shi K, Robinson H, Gamage S, Bera AK, Ladner JE, Parsons JF, Biochemistry. 2008 May 13;47(19):5281-9. Epub 2008 Apr 17. PMID: 18416536

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