The phylogenetic trees of Mx exon 14 plotted by Maximum Likelihood and Maximum parsimony methods. The confidence of the branches of phylogenetic tree of Maximum Likelihood and Maximum parsimony were symbol in the figure and separated by‘/’. GenBank accession numbers for: N1, MF667526; N2, MF667527; N4, MF667528; N5, MF667529; N6, MF667530; N7, MF667531; N8, MF667532; N10, MF667533; N11, MF667534; N13, MF667535.