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. 1998 Nov 10;95(23):13923–13928. doi: 10.1073/pnas.95.23.13923

Figure 3.

Figure 3

Schematic diagrams of the hsdS genes associated with each restriction group. Shaded segments refer to regions of homology as shown in Fig. 1. Recombination sites (vip and hrs) and promoter (P) sites are as in Fig. 1.