Table 1.

Median substitution rates in coding and noncoding DNA

Substitution rate
Lineage
dSa
dNb
dIc
dN/dS
dI/dS
S. cerevisiae 0.23 0.02 0.12 0.07 0.52
S. paradoxus 0.13 0.01 0.08 0.09 0.59
S. mikatae 0.46 0.04 0.27 0.08 0.58
Three species
0.83
0.07
0.47
0.08
0.57

a Synonymous substitution rate.

b Nonsynonymous substitution rate.

c Intergenic substitution rate.