(A) Schematic of targeting Gnao1 deletion in striatal neurons.
(B) Hindlimb clasping pathology score for Gnao1flox/flox (WT; n = 7) and Gnao1flox/flox:RGS9Cre (Str KO; n = 4) mice (nonparametric t test p = 0.0030, Kolmogorov-Smirnov D = 1.000).
(C) Latency to fall off a rotating beam while walking backward for Gnao1flox/flox (WT; n = 7) and Gnao1flox/flox:RGS9Cre (Str KO; n = 4) mice (nonparametric t test p = 0.0030, Kolmogorov-Smirnov D = 1.000).
(D) Ledge test pathology score for Gnao1flox/flox (WT; n = 7) and Gnao1flox/flox:RGS9Cre (Str KO; n = 4) mice (nonparametric t test p = 0.0030, Kolmogorov-Smirnov D = 1.000).
(E) Accelerating rotarod learning rate for Gnao1flox/flox (WT; n = 12) and Gnao1flox/flox:RGS9Cre (Str KO; n = 10) mice (nonparametric t test p = 0.0157, Kolmogorov-Smirnov D = 0.6667).
(F) Schematic of targeting Gnao1 deletion in dMSNs.
(G) Hindlimb clasping pathology score for Gnao1flox/flox (WT; n = 8) and Gnao1flox/flox:Drd1aCre (dMSN KO; n = 7) mice (p = 0.5692, Kolmogorov-Smirnov D = 0.2321).
(H) Latency to fall off a rotating beam while walking backward for Gnao1flox/flox (WT; n = 8) and Gnao1flox/flox:Drd1aCre (dMSN KO; n = 7) mice (nonparametric t test p = 0.6476, Kolmogorov-Smirnov D = 0.3214).
(I) Ledge test pathology score for Gnao1flox/flox (WT; n = 7) and Gnao1flox/flox:Drd1aCre (dMSN KO; n = 8) mice (nonparametric t test p = 0.2821, Kolmogorov-Smirnov D = 0.3036).
(J) Accelerating rotarod learning rate for Gnao1flox/flox (WT; n = 11) and Gnao1flox/flox:Drd1aCre (dMSN KO; n = 8) mice (nonparametric t test p = 0.0041, Kolmogorov-Smirnov D = 0.8182).
(K) Schematic of targeting Gnao1 deletion in iMSNs.
(L) Hindlimb clasping pathology score for Gnao1flox/flox (WT; n = 8) and Gnao1flox/flox:Drd2Cre (iMSN KO; n = 10) mice (p < 0.0001, Kolmogorov-Smirnov D = 1.000).
(M) Latency to fall off a rotating beam while walking backward for Gnao1flox/flox (WT; n = 8) and Gnao1flox/flox:Drd2Cre (iMSN KO; n = 10) mice (nonparametric t test p = 0.0012, Kolmogorov-Smirnov D = 0.8000).
(N) Ledge test pathology score for Gnao1flox/flox (WT; n = 8) and Gnao1flox/flox:Drd2Cre (iMSN KO; n = 10) mice (nonparametric t test p < 0.0001, Kolmogorov-Smirnov D = 1.000).
(O) Accelerating rotarod learning rate for Gnao1flox/flox (WT; n = 8) and Gnao1flox/flox:Drd2Cre (iMSN KO; n = 7) mice (nonparametric t test p = 0.4218, Kolmogorov-Smirnov D = 0.4286). All data are presented as mean ± SEM; *p < 0.05; **p < 0.01; ***p < 0.001; ****p < 0.0001.