Lu, YiFreeland, Stephen2023-07-182023-07-182006-02-01Lu, Y., Freeland, S. On the evolution of the standard amino-acid alphabet. Genome Biol 7, 102 (2006). https://doi.org/10.1186/gb-2006-7-1-102https://doi.org/10.1186/gb-2006-7-1-102http://hdl.handle.net/11603/28750Although 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.en-USThis item is likely protected under Title 17 of the U.S. Copyright Law. Unless on a Creative Commons license, for uses protected by Copyright Law, contact the copyright holder or the author.genetic codeSelenocysteinestandard amino acidprebiotic chemistrystandard genetic codeText