在exon1上游插入了loxP位点,随后是带有FRT标记的PGK-neo cassette,紧接着是第三个loxP位点位于内含子3。通过flp重组酶,对靶向的鼠进行了选择 cassette的去除,使得exons 1-3被loxP位点包裹。接着,通过cre酶切,exons 1-2被剪切掉。(来源:J:184667)
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count