3GZ6:
reference: Structure and function of an ADP-ribose-dependent transcriptional regulator of NAD metabolism., Huang N, De Ingeniis J, Galeazzi L, Mancini C, Korostelev YD, Rakhmaninova AB, Gelfand MS, Rodionov DA, Raffaelli N, Zhang H, Structure. 2009 Jul 15;17(7):939-51. PMID: 19604474

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