Fig. 4From: Searching for signatures of positive selection in cytochrome b gene associated with subterranean lifestyle in fast-evolving arvicolines (Arvicolinae, Cricetidae, Rodentia)Domains in cytB gene with substitution frequency in subterranean and surface-dwelling species. Memb membrane domain, TM transmembrane domain. Stars indicate levels of significance. **p < 0.1, ***p < 0.001 a Nonsynonymous substitutions distribution across domains. b Synonymous substitutionsBack to article page