From: Sequence analysis of Drd2, Drd4, and Dat1 in SHR and WKY rat strains
Location
Variation
Promoter region
GATGAA[G/T]AGTGAG*
Intron 1
GGCGCG (not present in WKY/SHR)
Intron 2
CACA (2 extra CA motifs in SHR/WKY)
GAATGG[A/G]GACATA*