Figure 3From: Comparative genomic analysis of the zebra finch degradome provides new insights into evolution of proteases in birds and mammalsPhylogenetic relationship between zebra finch ( zf_ ), chicken ( gg_ ), and human ( hs_ ) acrosins. Numbers indicate the robustness of each node assessed by bootstrap. Acrosin from turkey (mg_) is included. Human complement factor (df) was included as an outgoup.Back to article page