Biology Reference
In-Depth Information
Table 2.6
Fixed points for the Boolean model from Eqs. (
2.57
). The system always settles in a fixed point. There are no limit
cycles. Two steady states are possible for medium lactose concentrations (the system is bistable).
Inducer Level
L
L
high
M
M
1
M
2
M
old
B
B
old
(
1
)
B
old
(
2
)
A
A
1
A
old
State
1
Low lactose
0
0
0
0
0
0
0
0
0
0
0
0 ff
2
High lactose
1
1
1
1
1
0
1
0
0
1
1
0 n
3
Medium lactose
1
0
0
0
0
0
0
0
0
0
0
0
Off
4
Medium lactose
1
0
1
1
1
0
1
0
0
1
1
0
On
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