Table 1.

DSB-induced recombination frequencies in UV41-AK45

Stably transfected plasmid	TK(-) induced frequencya (average ± SEM)×10−2	Fold change
pcDNA3.1	0.53 ± 0.14	1.00
pcDNA3.1-XPF	1.57 ± 0.16	2.99
pcDNA3.1-XPF E239K	0.69 ± 0.18	1.30
pcDNA3.1-XPF E569K	0.64 ± 0.11	1.21
pcDNA3.1-XPF L230P	0.42 ± 0.05	0.79
pcDNA3.1-XPF C236R	0.33 ± 0.07	0.62

^aInduced frequencies corrected for background colony formation