Figure 4

Phylogenetic analysis of trypsins from Caenorhabditis elegans (Ce), Rattus norvegicus (Rn), Mus musculus (Mm), Homo sapiens (Hs), Blattella germanica (Bg), Anopheles gambiae (Ag), Anopheles stephensi (As), Aedes aegypti (Aa), Drosophila melanogaster (Dm), Culicoides sonorensis (Cs), and Phlebotomus papatasi (Pp). The accession number of the sequence used is in parentheses and node support indicated by the bootstrap values.