Table 3.
Programmed −1 ribosomal frameshifting and M1 virus maintenance of strains harboring multiple mutations of UPF genes
| Genotype (strain) | % ribosomal frameshifting* | Killer maintenance |
|---|---|---|
| UPF+ (HFY1200) | 2.5 | + |
| upf3-Δ (HFY861) | 8.4 | − |
| mof4-1 (HFY870mof4) | 7.0 | − |
| mof4-1 upf3-Δ (HFY872mof4) | 8.0 | − |
| upf1-Δ upf2-Δ (HFY3000) | 3.2 | + |
| upf1-Δ upf3-Δ (HFY872) | 7.2 | − |
| upf2-Δ upf3-Δ (HFY874) | 9.2 | − |
| upf1-Δ upf2-Δ upf3-Δ (HFY883) | 8.0 | − |
*
Programmed −1 ribosomal frameshifting efficiency and M1 virus maintenance was determined as described in the legend of Table 2.