Icosahedral capsids with a triangulation number T=9 are composed of 12 pentameric and 80 hexameric capsomeres for a total of 540 capsid proteins.

Icosahedric triangulation number is calculated following Caspar and Klug system (1962 PubMed)

Icosahedral capsids with a triangulation number T=9 are composed of 12 pentameric and 80 hexameric capsomeres for a total of 540 capsid proteins.

Icosahedric triangulation number is calculated following Caspar and Klug system (1962 PubMed)

Kyung H. Choi, Jennifer McPartland, Irene Kaganman, Valorie D. Bowman, Lucia B. Rothman-Denes, Michael G. Rossmann

J. Mol. Biol. May 2, 2008; 378: 726-736