Imprecise excision of the P{(-FRT)lacZ.HP}abd-AHCJ200 element resulting in a bidirectional deletion of 25kb between positions 112,382 and 137,391 (SEQ89E) removing the Mcp boundary along with the iab-4 region and ~10kb of the distal side of iab-3.
Abd-BFab-3,5 adult males have A3 and A4 segments transformed into A5. In Abd-BFab-3,5 embryos PS8 and PS9 are transformed into PS10.