Table 1.

Monte Carlo simulation parameters and sources in Figures 7 and 8

ParameterValueSource
Glutamate diffusion constant (cm2·s−1)3 × 10−6Rusakov and Kullmann, 1998
AMPAR parameters (glutamate)
k1 (m−1·s−1), k-1 (s−1)
k-2 (s−1)
γ0, δ0 (s−1)
γ1, δ1 (s−1)
γ2, δ2 (s−1)
β, α (s−1)
2 × 107, 9 × 103
0.41
1, 3 × 10−3
7.6, 1.8 × 103
35, 200
8 × 103, 3.1 × 103
Robert and Howe, 2003
Kynurenate
k3 (m−1·s−1)
k-3 (s−1)
5 × 107
9000
Diamond and Jahr, 1997
NMDAR parameters
on, off
d1+, d1
d2+, d2
f+, f
s+, s
95 × 105, 29
0.5, 45
70, 2.8
1557, 182
89, 135
Banke and Traynelis, 2003
Mesh properties
Internal vesicle diameter (nm)
Pore length (nm)
Minimum pore diameter (nm)
Synaptic cleft thickness (nm)
Synaptic cleft diameter (nm)
Thickness of cleft edge diffusion
barrier (nm)
25
8
0.4
20
300
1.7
Hu et al., 2008
Vardjan et al., 2007
Savtchenko and Rusakov, 2007
Nimchinsky et al., 2002
Rusakov and Kullmann, 1998