Exon 4 was floxed. Flp-mediated recombination removed the FRT-flanked neomycin resistance cassette inserted downstream of exon 4. (J:238481)
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count