Proximal enhancer E4p upstream of Cd4 exon 1 was flanked by a loxP site and a floxed neomycin resistance gene cassette. Cre-mediated recombination removed the neo cassette leaving the enhancer floxed. (J:158962)
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count