The double helix that holds the genes of all life, as we know it. Its double helix backbones wrap around the outside, holding the A-T and G-C base pairs in place like the steps of a spiral staircase. This sculpture shows each atom and bond of 19 pairs, a tiny fragment of a real gene, and the molecular surface is a translucent veil surrounding the atoms.

Data for this model comes from the Protein Data Bank.

Too small? Mega DNA is here.
Too big? Keychains are here.