3G9D:
reference: Crystal structure of dinitrogenase reductase-activating glycohydrolase (DraG) reveals conservation in the ADP-ribosylhydrolase fold and specific features in the ADP-ribose-binding pocket., Li XD, Huergo LF, Gasperina A, Pedrosa FO, Merrick M, Winkler FK, J Mol Biol. 2009 Jul 24;390(4):737-46. Epub 2009 May 25. PMID: 19477184

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