Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePositive and strongly relaxed purifying selection drive the evolution of repeats in proteins.AuthorsPersi, Erez; Wolf, Yuri I.; Koonin, Eugene VPublicationNature Communications, 2016, Vol 7, Issue 11, p13570ISSN2041-1723Publication typeArticleDOI10.1038/ncomms13570