3S86:
reference: Structural and functional characterization of a noncanonical nucleoside triphosphate pyrophosphatase from Thermotoga maritima., Awwad K, Desai A, Smith C, Sommerhalter M, Acta Crystallogr D Biol Crystallogr. 2013 Feb;69(Pt 2):184-93. doi:, 10.1107/S0907444912044630. Epub 2013 Jan 18. PMID: 23385455

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