TABLE 8

Preferred and unpreferred synonymous polymorphism and divergence

Polymorphic changesFixed differences
GenePPPUUPUUPPPUUPUU
CCA12 3 22 3 5 6 5
CYT12 3 21 5 4 2 3
MLS13 3 40 9 8 8 2
PDR101 0 21 31111 5
ZDS21 1 24 1 5 6 6
Total91012821333321
  • P and U, preferred and unpreferred codons, respectively; e.g., PP is a synonymous substitution from a preferred to a different preferred codon.