Deletion which removes the miRNA cluster containing the mir-972, mir-973 and mir-974 miRNAs. A P1\loxP cassette which contains both the Scer\GAL4 coding sequence and a w+mW.hs marker is present at the site of the deletion.
Homozygous viable. Homozygous males show a significant decrease in median lifespan compared to controls.
Homozygous males and females are fertile.