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. 2006 Mar 16;1:7. doi: 10.1186/1745-6150-1-7

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Copyright © 2006 Makarova et al; licensee BioMed Central Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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CRISPR and RAMPs. (A) Correlation between the number of encoded RAMPs and the number of CRISPR units in prokaryotic genomes (B) Correlation between the number of encoded RAMPs and the variance of unique insert lengths of CRISPR-related spacers in prokaryotic genomes.