TY - RPRT TI - Toward a designed, functioning genetic system with expanded-size base pairs: solution structure of the eight-base xDNA double helix. AU - Stephen R Lynch AU - Haibo Liu AU - Jianmin Gao AU - Eric T Kool PY - 2006 DO - 10.1021/ja065606n UR - https://pubmed.ncbi.nlm.nih.gov/17090058/ ID - 17090058 ER -