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. 2012 Apr 30;590(Pt 18):4423–4446. doi: 10.1113/jphysiol.2012.228791

Table 2.

Ca2+ buffers (Bers, 2001)

Name of buffer kd=k/k+ (mm) k (1/ms) k+ (1/mm ms−1) Inline graphic Maximal concentration (mm)
M-space troponin 0.5e–3 0.02 40 50e–3
M-space calmodulin 2.4e–3 0.24 100 70e–3
T-space fast 0.5e–3 0.05 100 0.7
T-space slow 10e–3 0.1  100 1.32
J-space calsequestrin 0.8 80 100 10