2KV6:
reference: Minor Groove Orientation of the KWKK Peptide Tethered via the N-Terminal Amine to the Acrolein-Derived 1,N(2)-gamma-Hydroxypropanodeoxyguanosine Lesion with a Trimethylene Linkage ., Huang H, Kozekov ID, Kozekova A, Rizzo CJ, McCullough AK, Lloyd RS, Stone MP, Biochemistry. 2010 Jul 6. PMID: 20604523

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