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. 2009 Mar 12;4(3):e4833. doi: 10.1371/journal.pone.0004833

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Gillespie et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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All trees estimated under parsimony (see text for details). Branch support is from 1,000 bootstrap replications. Taxon codes and coloring scheme as described in the Figure 9 legend. Asterisks depict shortened branches that are shown in their full length below the tree. Skull and crossbones depict lineages leading to probable pseudogenization or neofunctionalization. Characteristics of these divergent sequences are listed.