Homology arms were isolated from BAC clone 519E21 (Research Genetics). An frt flanked PGKneo cassette was inserted in intron 3 and loxP sites were inserted in introns 2 and 4. The neo selection cassette was removed from correctly targeted ES cells by Flp mediated recombinase. (J:173366)
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count