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Maximum likelihood phylogenetic tree (bootstraps: 100) of chitin synthases (CHS) from D. teres (Dt), A. nidulans (An), A. alternata (Aa), B. cinerea (Bc), B. graminis (Bg), F. graminearum (Fg), T. melanosporum (Tm) and M. grisea (Mg). The protein accession numbers are indicated in Table 2. Bootstraps > 80% are represented as black circles on the branches. The bootstrap % value increases with the circle size.
