TABLE 7.
Sarcoplasmic reticulum Ca2+ ATPase parameters
Symbol | Value | Units | Description | Eq. | Refs. |
---|---|---|---|---|---|
Vmax,f | 2.989 × 10−4 | ms−1 | SERCA forward rate parameter. | A47 | (14) |
Vmax,r | 3.179 × 10−4 | ms−1 | SERCA reverse rate parameter. | A47 | (14) |
Kfb | 2.4 × 10−4 | mM | Forward Ca2+ half-saturation constant of SERCA. | A48 | (15) |
Krb | 1.64269 | mM | Reverse Ca2+ half-saturation constant of SERCA. | A49 | (15) |
Nfb | 1.4 | Forward cooperativity constant of SERCA. | A48 | (15) | |
Nrb | 1.0 | Reverse cooperativity constant of SERCA. | A49 | (15) | |
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0.01 | mM | ATP half-saturation constant for SERCA. | A50 | (21) |
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0.14 | mM | ADP first inhibition constant for SERCA. | A50 | (21) |
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5.1 | mM | ADP second inhibition constant for SERCA. | A50 | (21) |