292D:
reference: Interaction between the left-handed Z-DNA and polyamine. The crystal structure of the d(CG)3 and N-(2-aminoethyl)-1,4-diamino-butane complex., Ohishi H, Kunisawa S, van der Marel G, van Boom JH, Rich A, Wang AH, Tomita K, Hakoshima T, FEBS Lett 1991 Jun 24;284(2):238-44. PMID: 2060642

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