C-DNA又称C型DNA,是一种DNA双螺旋型态,目前已知C-DNA与B-DNA(自然界最常见的DNA型态)有相似的构象。会出现于含锂离子,且湿度较低的状态下。研究显示,B与C两型的DNA实际上都含有两种稍有不同的构型,分别称为B-I与B-II,其中B-DNA的B-II含量约占10%;C-DNA的B-II则大约占了40%以上。

参见

参考文献

  • L van Dam, M H Levitt. BII nucleotides in the B and C forms of natural-sequence polymeric DNA: A new model for the C form of DNA. J Mol Biol. 2000, 304 (4): 541–61. PMID 11099379.

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