A Caf1-180 genomic segment containing 5 kb of upstream regulatory elements and the entire coding region of Caf1-180 flanked by two FRT sites.
Caf1-180FRT rescues Caf1-180270
Caf1-180Scer\FRT rescues the lethality and sterility of Caf1-180270. The rescued animals do not show any visible defects.