Genome Biology
Volume 7
Issue 1 |
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OpinionOn the evolution of the standard amino-acid alphabetYi Lu and Stephen Freeland  Department of Biological Sciences, University of Maryland, Baltimore County, Baltimore, MD 21250, USA  author email corresponding author email
Genome Biology 2006,
7:102doi:10.1186/gb-2006-7-1-102
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1 February 2006 |
Subject areas: Evolution, Molecular biology, Biochemistry and structural biology Abstract
Although one standard amino-acid 'alphabet' is used by most organisms on Earth, the evolutionary cause(s) and significance of this alphabet remain elusive. Fresh insights into the origin of the alphabet are now emerging from disciplines as diverse as astrobiology, biochemical engineering and bioinformatics. | 
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