Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
It has three billion base pairs but only about two per cent of the human genome codes for proteins. In a two part series, Pawan Dhar tries to understand what the remaining bulk of the human genome is doing? Is it a genetic graveyard or a cryptic instruction manual that ensures survival of the species?
