Produced by targeted meiotic recombination in a cross between Hoxd1 and Del(2Hoxd1-Hoxd13)1Ddu in the presence of Tg(Sycp1-cre)4Min. Part of the Hoxd cluster between Hoxd1 and the intergenic "i" region between Hoxd4 and Hoxd8 genes is deleted. (J:182758)