Table 4.
Comparison of CRISPR/Cas systems, anti-CRISPR genes, and prophage regions amongst the selected L. monocytogenes strains
| Strain | Average reduction of log10 (cfu/ml) at 400 MPa | CRISPR/Cas systems | Number of spacers | Self-targeting spacer predicted | anti-CRISPR gene predicted | Number of prophage predicted |
|---|---|---|---|---|---|---|
| RO15 | 0.05 | RliB-CRISPR, CRISPR I | 64 | yes | AcrIIA1, A2 | 5 |
| 2HF33 | 0.15 | RliB-CRISPR, CRISPR I, CRISPR II | 62 | yes | AcrIIA1, A2, A3, A4 | 5 |
| MB5 | 0.22 | RliB-CRISPR, CRISPR II | 39 | yes | AcrIIA1, A2, A3 | 5 |
| AB199 | 0.26 | RliB-CRISPR | 3 | no | no | 1 |
| AB120 | 0.35 | RliB-CRISPR | 3 | no | no | 1 |
| C7 | 0.37 | RliB-CRISPR | 7 | no | no | 6 |
| F2365 | 0.47 | RliB-CRISPR | 3 | no | no | 1 |
| ScottA | 0.68 | RliB-CRISPR | 3 | no | no | 3 |
| RO4 | 1.00 | RliB-CRISPR | 5 | no | AcrIIA1, A2, A3 | 1 |
| EGD-e | 2.07 | RLIB-CRISPR | 4 | no | AcrIIA1, A2, A3 | 2 |