This allele carries 80 CAG repeat units in the first exon of the endogenous gene. A loxP flanked neomycin selection cassette in the first intron was removed by Cre mediated recombination in the final allele. (J:54906)
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count