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. 2009 Oct 2;4(10):e7245. doi: 10.1371/journal.pone.0007245

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Nan et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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(A) Phylogenetic tree based on SMU.440 homologs. Organism names are indicated for the dental plaque branch in correspondence with the species shown in panel B. (B) Schematic diagram of the loci encoding SMU.440 and MarR (SMU.441) as well as their homologous genes. SMU.440 homologs are shown by green rectangles, and the MarR family proteins are shown by orange ellipses.