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. 2008 Oct 31;4(10):e1000208. doi: 10.1371/journal.pcbi.1000208

Table 1. Parameters used in simulation of glutamate diffusion.

Parameter Value Notes References
Temperature 33°C
Q 10 (diffusion) 1.4/10°C
Q 10 (rate constants) 2.2/10°C [110]
Diffusion coefficient 5.0 cm2/s 7.6 cm2/s in free solution [106]
Cleft width 15 nm [38]
Synapse area 0.12 µm2 [43]
Glutamate in vesicle 2000 200 mM [119]
Transporter membrane fraction 0.1 10000/µm2 [111]
Transporter binding rate 3.2×107/M·sec [112]
Transporter unbinding rate 3016/sec [112]
Transporter transport rate 905/sec [112]