If no genes are listed here, it may be because the affected region is very large.
The JBrowse insert above may show an error for the same reason,
and other FlyBase tools such as CytoSearch may also fail for large regions.
You can contact FlyBase for more help.
In these cases, there will be no "Export to Hitlist" button to the left.
Heterozygosity for Df(3L)66C-E3-1 results in 38.1% X chromosome nondisjunction and 30.1% fourth chromosome nondisjunction in In(1)FM7/X ; svspa-pol females.