Imprecise excision of the P{bluetail} element that results in the removal of one third of the iab-5PRE region (sequence positions according to SEQ89E: 83,791 to 106,497).
Abd-Biab-5,6.J82 mutant flies show distinct morphological abnormalities in the secondary cells of the male accessory gland. The mutant cells lack the large vacuolar structures seen in wild type.
Homozygous Abd-BIAB-5,6.J82 adult males have their A5 and A6 segments transformed into A4. In Abd-Biab-5,6.J82 embryos, PS10 and PS11 are not apparent.