The endogenous exon 1 was replaced with human HD exon 1 sequence containing 77 CAG repeats. A floxed neomycin selection cassette was inserted into intron 1. (J:76017)
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count