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Figure 3.
Stereoview of the structures of Ca^2^+-saturated GCaMP2-K387W
monomer (red), Ca^2^+-saturated GCaMP2 dimer (yellow), and
Ca^2^+-free 8EF-GCaMP2 (blue) superimposed using the cpEGFP
domain. The proteins are represented as ribbons with the cpEGFP
chromophore represented as sticks.
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