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.
Ref: Littleton et al., 1993, Cell 74(6): 1125--1134. 30kb deletion.
All limits from polytene analysis (FBrf0076536)