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The state of methylation of host DNA in and ability to withstand phage infection by cells carrying BREX plasmids lacking indicated genes
| Genotype | BREX methylation | BREX defense |
|---|---|---|
| (BREX+)ΔX | − | − |
| BrxX only | − | − |
| ΔA | + | + |
| ΔB | − | − |
| ΔC | − | − |
| ΔX | − | − |
| ΔZ | − | − |
| ΔL | + | − |
| BREX+ (2 plasmids) | + | + |
