Project supported by the "85" Key Project Grant of the Chinese Academy of Sciences
Due to the nucleosides and nucleotides located in different positions of nucleic acids, there will be different Cotton effects; therefore, the determination of the circular dichroism is one of the most sensitive metho...
In 1990, Bai et al.first directly observed an unusual triple-stranded braid-likeconformation of denatured λ-DNA Hind Ⅲ in vitro with scanning tunneling microscopy(STM). The triple-stranded braid-like conformation pr...