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. 2021 Sep 17;47(3):301–321. doi: 10.1007/s10867-021-09580-x

Table 2.

Parameter values used in the model of Bedessem and Stephanou in [19]. The Michaelis-Menten coefficients are abbreviated as MM

Parameter Description Value
a1 Cyclin D synthesis rate 0.51
a2 Cyclin D spontaneous degradation rate 1.00
a3H0 HIF-mediated degradation rate 8.5×10-3
a4 Fitting parameter from HIF measurements 2.50
b1 active E2F-induced and cell growth-dependent synthesis rate of cyclin E 1.8×10-2
b2 Cyclin E spontaneous degradation rate 0.50
c1 SCF activation rate 1.00
c2 SCF inactivation rate 14.0
J1 MM coefficient for SCF activation 0.04
J2 MM coefficient for SCF activation 0.04
d1 Unphosphorylated Rb synthesis rate 0.20
d2 Cyclin D-mediated Rb phosphorylation rate 0.10
d3 Unphosphorylated Rb spontaneous degradation rate 0.10
e1 Cell growth rate 5.0×10-3
Me Maximal size of cell growth 10
f1 E2F dephosphorylation rate  1.6×10-2 
E2Ftot Scaled sum of total E2F (both phosporylated and unphosphorylated) 1
CYCEthresh Cyclin E amount required for progression to S phase 0.15