Seeing selection in S allele sequences.
New data on allelic sequence diversity in natural populations provide evidence for natural selection acting on the self-incompatibility loci of two plant species; there are interesting parallels with, and differences from, other polymorphic systems such as mammalian MHC loci.
Charlesworth
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Department of Ecology and Evolution University of Chicago 1101 E 57th St Chicago Illinois 60637-1573 USA.
Guttman
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DS
D000483:Alleles; D017343:Genes, Plant / Q000235:genetics*; D010944:Plants / Q000235:genetics*; D011110:Polymorphism, Genetic / Q000235:genetics; D012098:Reproduction; D012641:Selection, Genetic