UASt regulatory sequences drive expression of an inverted repeat.
Expression under the control of Scer\GAL4Mef2.PR results in adult/pharate lethality.
Expression under the control of Scer\GAL4pnr-MD237 results in bristle morphology defects on the notum in 10-20% of the Scer\GAL4pnr-MD237 expression domain.
Expression under the control of Scer\GAL4pnr-MD237 results in mild thorax closure defects.