A genomic fragment containing a mutant form of piwi tagged at the 5' end with Tag:MYC. Two critical aspartate residues (D614 and D685) have been replaced by alanine.
fertile (with piwi1)
viable (with piwi1)
piwiDUO.Tag:MYC rescues piwi1
Expression of two copies of piwiDUO.T:Hsap\MYC rescues the ovary phenotypes and egg laying defects seen in homozygous piwi1 mutant flies.