BAC clone CH322-120M19, which includes Ge-1.
Flies carrying Ge-1+tCH322-120M19 are susceptible to infection with Sigma virus.
Ge-1+tCH322-120M19 rescues Ge-1Δ5
Ge-1+tCH322-120M19 rescues the lethality of Ge-1Δ5 homozygotes.