Fixed amino acid differences between a given <i>DLX</i> gene and all other <i>DLX</i> genes (excluding fast evolving sequences).

aincluding Teleostei sequences. bsequences from Teleostei. cAn H is observed in the Elasmobranchii DLX4 sequence. dNot observed in DLX4 Ornithorhynchus anatinus. Amphibian DLX1 and DLX6 sequences also show a Y at this position. eAn H is also observed in Amphibian DLX1 sequences and in the Elasmobranchii DLX4 sequence.