Table 1.

Examples of plausible numerical values for the different parameters

Simple IFFL in bacteria [26]	α = 0.01min-1	β = 100 nM.min-1	θ = 500 nM	1 to 10 min	25 to 390 min
IFFL with a signaling cycle [27]	K' = 1 s-1	k = 1 s-1	θ = 500 nM	1 s	2 s