1N1N:
reference: Wobble dC.dA pairing 5' to the cationic guanine N7 8,9-dihydro-8-(N7-guanyl)-9-hydroxyaflatoxin B1 adduct: implications for nontargeted AFB1 mutagenesis., Giri I, Stone MP, Biochemistry 2003 Jun 17;42(23):7023-34. PMID: 12795597

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).