Tg(Pcp2-ATXN1*30Q)2Horr ATXN1[30Q]-S776 Tg(Pcp2-SCA1)PS30Horr Inserted expressed sequence MGI:2447853 PS-30 A02 http://identifiers.org/mgd/MGI:2447853 SCA1[30Q] transgene insertion 2, Harry T Orr