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. 2009 Mar 4;96(5):2029–2042. doi: 10.1016/j.bpj.2008.11.045

Table 2.

Parameters for the three-state SERCA model generated from the optimization process

Parameter Value
k1+ 25,900 mM−1 s−1
k2+ 2540 s−1
k3+ 20.5 s−1
k1 2 mM−1 s−1
k2 67,200 mM−1 s−1
k3 149 mM−1 s−1
Kd,Cai 0.91 mM
Kd,Casr 2.24 mM
Kd,H1 1.09 × 10−5 mM
Kd,Hi 3.54 × 10−3 mM2
Kd,Hsr 1.05 × 10−8 mM2
Kd,H 7.24 × 10−5 mM
n 2.0

k1 is constrained by detailed balance (see Methods) and is dependent on the kinetic and dissociation constants of the model (see Appendix).