Homozygous lethal deletion balanced by qC1. Deletion of 304 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break. Left flanking sequence: TTGTACATTTTCAAAATTAAAGTATGGCCT ; Right flanking sequence: TGGCGAGAAGAGTGTTGAAGAGGCTGCTGC. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.