dm amino acid residues 405-422 have been replaced with "F".
dmΔMB3.αTub84B.T:HA1 shows some dominant lethality and cannot be maintained as a homozygous line.
MycΔMB3.αTub84B.Tag:HA partially rescues Myc4
dmΔMB3.αTub84B.T:HA1 rescues the lethality of dm4, although the resulting adults are smaller than controls.