2ADW:
reference: Serendipitous SAD phasing of an echinomycin-(ACGTACGT)2 bisintercalation complex., Cuesta-Seijo JA, Weiss MS, Sheldrick GM, Acta Crystallogr D Biol Crystallogr. 2006 Apr;62(Pt 4):417-24. Epub 2006, Mar 18. PMID: 16552143

This OCA Structure page
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