Additional Supporting Information may be found in the online version of this article:

ede502-sup-0001-TableFigureS1.pdf2077KTable S1. Accession IDs of the sequences included in molecular phylogenetic trees.
ede502-sup-0001-TableFigureS1.pdf2077KTable S2. Result of maximum-likelihood analysis on Pax4/6 phylogeny.
ede502-sup-0001-TableFigureS1.pdf2077KTable S3. Expression domains of Pax6 and Pax4.
ede502-sup-0001-TableFigureS1.pdf2077KTable S4. Chromosomal location of the human genes included in Fig. 4
ede502-sup-0001-TableFigureS1.pdf2077KFig. S1. Identification of the open reading frame of the zebrafish pax4 gene.
ede502-sup-0001-TableFigureS1.pdf2077KFig. S2. Amino acid alignment of Pax4 and Pax6 sequences.
ede502-sup-0001-TableFigureS1.pdf2077KFig. S3. Molecular phylogenetic analysis of Pax4 and Pax6 genes.
ede502-sup-0001-TableFigureS1.pdf2077KFig. S4. Schematic tree showing alternative phylogenetic positions of Pax4 genes.
ede502-sup-0001-TableFigureS1.pdf2077KFig. S5. Maximum-likelihood trees of gene families whose members are shared between Pax4- and Pax6-containing regions in the human genome.
ede502-sup-0001-TableFigureS1.pdf2077KFig. S6. Sequence comparison of Pax4-containing genomic regions.

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