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. 2020 Mar 7;6(3):e03526. doi: 10.1016/j.heliyon.2020.e03526

Table 3.

Ca2+ buffering parameters.

Parameters Definition Values Reference
[Bs]cyt Total cytosolic stationary buffer concentration 225.0 μM [2]
[Bs]ss Total subspace stationary buffer concentration 5.0 mM
[Bs]ER Total stationary buffer concentration in the ER 2.0 mM [2]
[Be]cyt Total cytoplasmic buffer concentration in the cytosol 111.0 μM [2]
[Be]SS Total buffer concentration in the subspace 111.0 μM Same as [Be]cyt
[Be]ER Total buffer concentration in the ER 111.0 μM Same as [Be]cyt
KsER Stationary buffer dissociation constant in ER 1.0 μM [2]
Kscyt Cytosolic stationary buffer dissociation constant for Ca2+ 0.1 μM [2]
Ksss Subspace stationary buffer dissociation constant for Ca2+ 0.1 μM Same as Kscyt
Kecyt Mobile cytoplasmic buffer dissociation constant for Ca2+ in the cytosol 0.123 μM [26]
Kess Mobile buffer dissociation constant for Ca2+ in the subspace 0.123 μM Same as Kecyt
KeER Mobile buffer dissociation constant for Ca2+ in the ER 0.123 μM Same as Kecyt