Carries a vret genomic rescue construct with an EGFP-cassette inserted at the N-terminus of vret. The genomic fragment also contains part of Dcr-1 and the complete loci for HP1c and CG6985.
vretEGFP rescues vretΔ1
vretT:Avic\GFP-EGFP restores the fertility of vretΔ1 mutants.