Table 1.

Receptor parameters

Parameter		Source
Measured values
[D1]m in pmol/mg protein	2.840	Richfield et al. (1989a)
[D2]m in pmol/mg protein	0.696	Richfield et al. (1989a)
ϵ	0.12	Banay-Schwartz et al. (1992)
α	0.2	Syková and Nicholson (2008)
ρbrain in g/ml	1.05	DiResta et al. (1990)
fD1membrane	1.0	Prou et al. (2001)
fD2membrane	0.2	Prou et al. (2001)
konD1,orig in nM−1 min−1	0.00025	Sano et al. (1979)
koffD1,orig in min−1	0.64	Sano et al. (1979)
konD2 in nM−1 min−1	0.02	Burt et al. (1976)
koffD2 in min−1	0.5	Burt et al. (1976)
[D1]tot in nM	≈1600	Equation 17
[D2]tot in nM	≈80	Equation 17
konD1,used in nM−1 min−1	0.0003125	see Text
koffD1,used in min−1	0.5	see Text