%0 Journal Article %T Directed Evolution of a Model Primordial Enzyme Provides Insights into the Development of the Genetic Code %A Müller, Manuel M. %A Allison, Jane R. %A Hongdilokkul, Narupat %A Gaillon, Laurent %A Kast, Peter %A van Gunsteren, Wilfred F. %A Marlière, Philippe %A Hilvert, Donald %J PLoS Genetics %V 9 %N 1 %P e1003187 %@ 1553-7390 %D 2013-01-03 %I Public Library of Science %~ DeepDyve