3AAP:
reference: Crystal structure of a Legionella pneumophila ecto -triphosphate diphosphohydrolase, a structural and functional homolog of the eukaryotic NTPDases., Vivian JP, Riedmaier P, Ge H, Le Nours J, Sansom FM, Wilce MC, Byres E, Dias M, Schmidberger JW, Cowan PJ, d'Apice AJ, Hartland EL, Rossjohn J, Beddoe T, Structure. 2010 Feb 10;18(2):228-38. PMID: 20159467

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