Fig. 3From: Unlocking a signal of introgression from codons in Lachancea kluyveri using a mutation-selection modelCodon usage patterns for 19 amino acids. Amino acids are indicated as one letter code. The amino acids Serine was split into two groups (S and Z) as Serine is coded for by two groups of codons that are separated by more than one mutation. Solid line indicates the endogenous codon usage, dashed line indicates the exogenous codon usageBack to article page