Bioinformatics (2018) https://doi.org/10.1093/bioinformatics/bty178

The authors of the above paper wish to inform readers that the following article was incorrectly included as a reference: McIsaac, R.S. et al. (2014) Directed evolution of a far-red fluorescent rhodopsin. Proc. Natl. Acad. Sci. USA, 111, 13034–13039.

The article which should have appeared in its place is: Engqvist, M.K.M. et al. (2015) Directed evolution of Gloeobacter violaceus rhodopsin spectral properties. Journal of Molecular Biology 427, 205-220.

The paper has been corrected online.

This article is published and distributed under the terms of the Oxford University Press, Standard Journals Publication Model (https://academic.oup.com/journals/pages/open_access/funder_policies/chorus/standard_publication_model)