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. 2016 Sep 27;7:1528. doi: 10.3389/fmicb.2016.01528

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Copyright © 2016 Wassenaar, Ussery and Ingmer.

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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Graphical representation of 200 qacC upstream (top) and downstream (bottom) sequences. Nucleotides are represented by color with A (red), T (purple), G (green), and C (blue). DSO, double-strand origin of replication; DR, direct repeat; SSO, single-strand origin of replication. Other features indicated are discussed in the text.