Supplementary material for:

Selective constraints on coding sequences of nervous system genes are a major determinant of duplicate gene retention in vertebrates

Julien Roux, Jialin Liu, Marc Robinson-Rechavi

University of Lausanne, Department of Ecology and Evolution, Quartier Sorge, 1015 Lausanne, Switzerland.

Swiss Institute of Bioinformatics, Lausanne, Switzerland.

A pre-print of the article is available on bioRxiv at: http://biorxiv.org/content/early/2016/09/01/072959