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. 2014 Feb 12;4:13. doi: 10.3389/fcimb.2014.00013

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Copyright © 2014 Cahoon and Freitag.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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The evolutionary relationship of PrsA homologs from Gram positive bacteria. Shown is a phylogenetic tree of PrsA homologs from Listeria monocytogenes and other Gram positive bacteria created by CLUSTAL analysis. The scale bar indicates 1 substitution for every 10 nucleic acid residues.