A Part of the DNA double helix -a Tribute to Francis Crick, Rosalind Franklin and James Watson- [Un morceau de la double hélice d'ADN -un hommage à Francis Crick, Rosalind Franklin et James Watson-].
C-G A-Twith:
A = Adenine (orange) C = Cytosine (yellow) G = Guanine (green) T = Thymine (magenta)