Stories by Aaron Klug

They play a key part in regulating the activity of genes in many species, from yeast to humans Fewer than 10 years ago no one knew they existed

The elementary subunit of chromosome structure is a DNA superhelix wound on a spool made of histone proteins. Here is a report on the discovery of the nucleosome and the determination of its structure

The tobacco-mosaic virus is made up of a strand of nucleic acid encased in a rod of one kind of protein. The two components come together spontaneously but in a way that is unexpectedly complex