GSM2230268 GSE84244,GSE84245 Striatal MSN nuclei, Pol II GSM2230269 POL2 mm9, GSM2230267 GSE84244,GSE84245 Striatal MSN nuclei, H3k27ac GSM2230269 H3K27ac mm9, GSM2230269 GSE84244,GSE84245 Striatal MSN nuclei, input input mm9, FANTOM5 CAGE mm9