2DBE:
reference: Crystal structure of a berenil-dodecanucleotide complex: the role of water in sequence-specific ligand binding., Brown DG, Sanderson MR, Skelly JV, Jenkins TC, Brown T, Garman E, Stuart DI, Neidle S, EMBO J 1990 Apr;9(4):1329-34. PMID: 2323343

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