Amino acid residues 83-378 have been deleted.
Expression of GripΔ1-3x7.Scer\UAS under the control of Scer\GAL4twi.PG causes slight defects in lateral transverse muscle morphology in embryos and larvae.
Scer\GAL4twi.PG/GripΔ1-3x7.UAS partially rescues Gripex36