1IKK:
reference: Intrinsic bending and deformability at the T-A step of CCTTTAAAGG: a comparative analysis of T-A and A-T steps within A-tracts., Mack DR, Chiu TK, Dickerson RE, J Mol Biol 2001 Oct 5;312(5):1037-49. PMID: 11580248

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