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. 2014 Mar 10;9(3):e91194. doi: 10.1371/journal.pone.0091194

Figure 1. Schematic organization of an integron platform.

Figure 1

Pc and Pint are the cassette array and integrase promoters, respectively. Pc can be located in one or another position. attI is the primary recombination site for integrase. Double triangles correspond to attC sites.