(A) γ-H2AX levels in Mec1 point mutants in a tel1Δ background 3h after the induction of an irreparable DSB, normalized to WT. Error bars represent SEM.
(B) Sensitivity of Mec1 T1902 and S1964 mutants to DNA damaging reagents HU, phleomycin and UV.
(C) The schematic of YMV80 recovery system. The viability (left) and Rad53 hyperphosphorylation (right) of Mec1 T1902 and S1964 mutants after recovery in YMV80. **p=0.0078, compared to WT. Error bars represent SEM.
(D) Schematic of the gene conversion YJK17 system, and the viability of mec1-S1964A mutant in YJK17. p=0.059. Error bars represent SEM.