Figure 4

Dependence of the ¹O₂ lifetime on irradiation time in AsLOV2 C450A (red circles) and AsLOV2 wt (black square). The estimated error of individual data points is ±0.2 μs. The solid lines serves as an eye lead. The dashed line is the ¹O₂ lifetime in pure water⁷⁰.