Nitrogen-15-labeled oligodeoxynucleotides. 3. Protonation of the adenine N1 in the A.cntdot.C and A.cntdot.G mispairs of the duplexes {d[CG(15N1)AGAATTCCCG]}2 and {d[CGGGAATTC(15N1)ACG]}2

Abstract
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