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. 2018 Aug 28;46(17):9067–9080. doi: 10.1093/nar/gky760

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© The Author(s) 2018. Published by Oxford University Press on behalf of Nucleic Acids Research.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 3. — Schematic diagram delineating the steps that could be taken to alter the structure of a Type I RM system to create Type II systems. The colour scheme for domains is the same as in Figure 1. In the step from NucS to Nuclease, the domains are merging together so are shown with hatching.

Inline graphic — Schematic diagram delineating the steps that could be taken to alter the structure of a Type I RM system to create Type II systems. The colour scheme for domains is the same as in Figure 1. In the step from NucS to Nuclease, the domains are merging together so are shown with hatching.