Table 2.
Mutation frequencies in cells carrying the cloning vector pKK232-8 and plasmid pBK410 (tisAB overexpression)
Strain | Plasmid | UV (J/m2) | Survival (%) | Mutation frequency (10−7) |
---|---|---|---|---|
AB1157 | pBK410 | 0 | 100 | 0.28 |
5 | 7 | 3.9 | ||
15 | 0.005 | 9.1 | ||
pKK232-8 | 0 | 100 | 0.56 | |
5 | 80 | 7.1 | ||
15 | 36 | 23.0 | ||
DM49 (lexA3) | pBK410 | 0 | 100 | 0.33 |
5 | 12 | 2.6 | ||
15 | 4.6 | 6.3 | ||
pKK232-8 | 0 | 100 | 0.33 | |
5 | 13 | 1.5 | ||
15 | 2.4 | 3.5 |