Point mutation (G to A) affecting a splice donor site.
The electroretinograms of 3 week old flies containing homozygous clones in the eye (generated using the eyFLP method) show a reduction in both the amplitude of depolarization and the size of the "on" and "off" transients compared to wild type.
CragD has lethal phenotype, suppressible by Hsap\DENND4AUAS.cXa/Scer\GAL4da.G32
CragD, Hsap\DENND4AUAS.cXa, Scer\GAL4da.G32 has viable phenotype