Taxonomic affinities of TT and DR proteins. A. Distribution of the numbers of best hits to proteins from thermophiles for core and non-core proteins of DR and TT. B. Distribution of phylogenetic affinities of proteins from the DR-TT core that have best hit to proteins from thermophiles.
Omelchenko et al. BMC Evolutionary Biology 2005 5:57 doi:10.1186/1471-2148-5-57