A loxP site was inserted upstream of exon 2 and a loxP-flanked Neo cassette was introduced downstream of exon 2. Cre-mediated recombination removed the selection cassette, leaving exon 2 floxed. (J:234706)
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count