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 this case, the "Export to Hitlist" button at left will also be disabled.
All limits from polytene analysis (FBrf0063284)