UASt regulatory sequences drive expression of esg with a mis-sense mutation in the third zinc-finger domain.
visible, with Scer\GAL4455.2
scutellar bristle, with Scer\GAL4455.2
Expression of esgVS8.Scer\UAS under the control of Scer\GAL4455.2 results in some loss of the macrochaetae of the scutellum.