This is an 11-by-11 gridiron structure (11 vertical helices by 11 horizontal helices) with 21 base pairs (bp) between junctions in both directions uses 5301 of 7249 nucleotidesof the M13 DNA scaffold strand and con-tains 120 staple strands (42 nucleotides each).
(Photo Credit: Hao Yan lab, Biodesign Institute)
A computer simulation illustrates the DNA folding pattern to make a sphere 56nm wide.
(Photo Credit: Hao Yan lab, Biodesign Institute)
Source: Arizona State University