, Volume 75, Issue 3-4, pp 151-153

Erratum to: Transfer RNA Gene Numbers may not be Completely Responsible for the Codon Usage Bias in Asparagine, Isoleucine, Phenylalanine, and Tyrosine in the High Expression Genes in Bacteria

The online version of the original article can be found under doi:10.1007/s00239-012-9524-1.