Exon 1 was replaced with one in which the CAG trinucleaotide repeat is expanded to 42 copies. Flp-mediated recombination removed the FRT-flanked neo cassette inserted downstream of the modified exon 1. (J:188118)
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count