Exons 1 and 2 were flanked with loxP sites. Exons 1 and 2 were deleted via Cre-mediated recombination in the germline. (J:253596)
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count