Insertion at +1476 relative to the transcription start site.
Eggs laid by homozygous females sometimes have dorsal appendages that are close together or fused.
Mutant oocytes have a block in the cytoplasmic streaming that normally occurs during late stages of oogenesis, resulting in late oocytes that are stratified, with opaque yolk granules to the posterior and freshly dumped clear nurse cell cytoplasm in the anterior.