6BOT:
reference: Apurinic/apyrimidinic (AP) endonuclease 1 processing of AP sites with 5' mismatches., Fairlamb MS, Whitaker AM, Freudenthal BD, Acta Crystallogr D Struct Biol. 2018 Aug 1;74(Pt 8):760-768. doi:, 10.1107/S2059798318003340. Epub 2018 Jul 24. PMID: 30082511

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