Appendix S1. DNA sequences.

Table S1. Primer sequences used.

Table S2. SH Test results.

Table S3. Description of coon evolution models used.

Table S4. Genomes examined for estimation of the age of retrotransposition events.

Appendix S2. Results of codeml analysis for all four gene families, using the gene-based phylogenies.

Table S5. Codon evolution results using species phylogenies for gene families where the species phylogeny fit the data equally well as the gene-based phylogeny.

Table S6. Alignments for each gene family.

Table S7. Positively selected residues for the U2af1-rs gene family using both gene-based and species-based phylogenies.

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EVO_1213_sm_TableS1.doc32KSupporting info item
EVO_1213_sm_TableS2.doc28KSupporting info item
EVO_1213_sm_TableS3.doc38KSupporting info item
EVO_1213_sm_TableS4.xls24KSupporting info item
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EVO_1213_sm_TableS5.doc73KSupporting info item
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