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Figure 1 | BMC Microbiology

Figure 1

From: CRISPR-MVLST subtyping of Salmonella enterica subsp. entericaserovars Typhimurium and Heidelberg and application in identifying outbreak isolates

Figure 1

Salmonella CRISPR loci. Salmonella have two CRISPR loci, CRISPR1 and CRISPR2 comprised of direct repeats of 29 nucleotides (black diamonds) separated by spacers (empty rectangles). There is an A-T rich leader sequence upstream of each locus (shaded rectangle) and the CRISPR-associated genes (cas) are upstream of the CRISPR1 locus (grey boxed arrow). Primers used for amplification are shown in blue and red for CRISPR1 and CRISPR2, respectively.

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