Pervasive cryptic epistasis in molecular evolution.

The functional effects of most amino acid replacements accumulated during molecular evolution are unknown, because most are not observed naturally and the possible combinations are too numerous. We created 168 single mutations in wild-type Escherichia coli isopropymalate dehydrogenase (IMDH) that ma...

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Bibliographic Details
Main Authors: Mark Lunzer, G Brian Golding, Antony M Dean
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2010-10-01
Series:PLoS Genetics
Online Access:http://europepmc.org/articles/PMC2958800?pdf=render