The 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). Thomas Splettstoesser. GNU
· Date: Mon December 10, 2007 · Views: 5665 · Filesize:157.7kb, 278.8kb · Dimensions: 658 x 600 ·