Evolutionary switches between two serine codon sets are driven by selection
Proceedings of the National Academy of Sciences (2016) - Comments
pubmed: 27799560  doi: 10.1073/pnas.1615832113  issn: 1091-6490  issn: 0027-8424 

Igor B. Rogozin, Frida Belinky, Vladimir Pavlenko, Svetlana A. Shabalina, David M. Kristensen, Eugene V. Koonin