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. 2017 Feb 9;12(2):e0170934. doi: 10.1371/journal.pone.0170934

Table 3. The changes in ΔpKa between recent GCaMP generations.

GCaMP Transitions Relevant Charge Changing Mutations Experimental ΔΔpKa* Calculated ΔΔpKa
GCaMP3 to GCaMP5A D380Y 0.50 ± 0.03 0.79
GCaMP3 to GCaMP5D R303P 0.05 ± 0.06 0.02
GCaMP5D to GCaMP5G D380Y 0.70 ± 0.08 0.79
GCaMP5G to GCaMP6m K379S, T381R, R392G -1.27 ± 0.06 -1.33

*[14]