Table 3.

SSA system for the hybrid cell cycle model. 〈X〉 denotes the average number of molecules for species X.

Reaction	Propensity function
ϕ → Mx	ksmxV
Mx → ϕ	kdmxMx
ϕ → My	ksmy
My → ϕ	kdmyMy
ϕ → Mz	$k_{\mathrm{smz}}+\frac{k_{\mathrm{smzx}}{⟨X⟩}^2}{{\left(J_{\mathrm{smzx}}V\right)}^2+{⟨X⟩}^2}$
Mz → ϕ	kdmzMz