Crystal structure of parallel quadruplexes from human telomeric DNA. The DNA strand (blue) circles the bases that stack together in the center around three co-ordinated metal ions (green).
DNA Dynamics, Wikipedia.
Crystal structure of parallel quadruplexes from human telomeric DNA. The DNA strand (blue) circles the bases that stack together in the center around three co-ordinated metal ions (green).
DNA Dynamics, Wikipedia.