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. 2019 Mar 28;294(19):7878–7891. doi: 10.1074/jbc.RA118.006250

Table 2.

Summary of parameters obtained from the autophosphorylation assay of SPCA1 and SPCA2

Km n Fitting
μm
SPCA1a-Ca 68.5 ± 10.4 0.63 ± 0.05 Monophasic
7.9 ± 0.1 0.95 ± 0.03 Biphasic part I
294.0 ± 51.0 1.14 ± 0.27 Biphasic part II
SPCA2-Ca 0.22 ± 0.01 1.08 ± 0.07 Monophasic
SPCA1a-Mn 0.43 ± 0.03 1.89 ± 0.32 Biphasic part I
103.2 ± 52.4 0.004 ± 0.001 Biphasic part II
SPCA2-Mn 0.13 ± 0.05 2.99 ± 1.38 Monophasic