Imprecise excision of the progenitor insertion, resulting in a 3kb deletion that removes part of Ino80 including intron 11 and exon 12.
lethal - all die during embryonic stage | recessive
some die during embryonic stage | recessive
Homozygotes die as late embryos (100% penetrant).
Ubx130 Ino80Δ4 double heterozygotes have a haltere to wing transformation with 100% penetrance.
Ino80Δ4