Insertion within the 5'UTR, 1167bp upstream of the ATPCL translation initiation site.
ATPCLDG23402/Df(2R)Exel7138 larval neuroblasts show a small but significant increase in the frequency of chromosome breaks, which are almost absent in wild-type controls.
AclyDG23402 is rescued by AclyUAS.cMa/Scer\GAL4Tub.PU