TABLE 3

Summary of McDonald-Kreitman tests

Polymorphic sites within A. thalianaFixed differences between A. thaliana and A. arenosaFisher's exact test (two-tailed)
Entire gene
    Synonymous7949
    Nonsynonymous24066P < 0.0005
First part of gene (excludes LRR)
    Synonymous4333
    Nonsynonymous7640P = 0.227 (NS)
Second part of gene (includes LRR)
    Synonymous3616
    Nonsynonymous16426P = 0.0067

NS, not significant.