Table 2.

Constants

R0	Total receptor concentration (nM)
GQ0	Total Gq/11 protein concentration (nM)
ERUL	Resting Ca2+ concentration in ER (normally 40 μM)
CAE	External Ca2+ concentration (normally 1000 μM)
α	= 2 nM-1, see equation (17)
β	= 4 min-1, see equation (17)
v1	= 0.02 min-1, see equation (12)
v2	= 0.002 min-1, see equation (12)
r0	= 0.6, fraction internalized receptors returned
P0	= 8.3 × 10-6 nM·min-1, basal rate of receptor synthesis
γ	= 8.3 × 10-4 min-1, basal rate of receptor degradation
k1	= 2.5 nM-1·min-1
k-1	= 5 min-1
k2	= 2500 nM-1·min-1
k-2	= 5 min-1
k3	= 4000 nM-1·min-1
k-3	= 200 min-1
k5	= 2 × 107 min-1
k-5	= 10 min-1
k6	= 1 nM-1·min-1
k66	= 10 nM-1·min-1
k666	= 0
k-6	= 5 min-1
k7	= 2.2 μM·min-1
k8	= 0.4 nM-1·min-1
k88	= 0
k888	= 0
k9	= 0.0002 min-1
k10	= 5 ng·min-1
k11	= 0.0008 nM-1·min-1
k33	= 2.7 min-1