Intramolecular epistasis and the evolution of a new enzymatic function.

Atrazine chlorohydrolase (AtzA) and its close relative melamine deaminase (TriA) differ by just nine amino acid substitutions but have distinct catalytic activities. Together, they offer an informative model system to study the molecular processes that underpin the emergence of new enzymatic functio...

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Bibliographic Details
Main Authors: Sajid Noor, Matthew C Taylor, Robyn J Russell, Lars S Jermiin, Colin J Jackson, John G Oakeshott, Colin Scott
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2012-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3387218?pdf=render