Nucleic Acid Center, Department of Physics, Chemistry and Pharmacy, University of Southern Denmark, 5230 Odense M, Denmark.
Chembiochem. 2013 Jun 17;14(9):1072-4. doi: 10.1002/cbic.201300086. Epub 2013 May 24.
Additional base pair: The DNA duplex can be extended with an additional Watson-Crick base pair on the same backbone by the use of double-headed nucleotides. These also work as compressed dinucleotides and form two base pairs with cognate nucleobases on the opposite strand.
通过使用双头核苷酸,DNA 双螺旋可以在同一骨架上进一步延伸一个额外的 Watson-Crick 碱基对。这些核苷酸也可以作为压缩的二核苷酸,与相反链上的互补碱基形成两个碱基对。