ecolik12                E. coli K-12 codon bias and tRNA numbers
get.s                   Correlation between tAI and Nc adjusted
get.tai                 The tRNA adaptation index
get.ws                  Relative adaptiveness values
nc.adj                  Adjusted effective number of codons (Nc)
nc.f                    Nc vs. GC3s
ts.test                 Monte Carlo test of correlation between tAI and
                        Nc adjusted
