Lesion present between 62.7 and 66.2kb downstream of zero (zero being 973bp proximal to the pk transcription start site.).
Causes no embryonic phenotype even when homozygous mutant embryos develop from homozygous mutant mothers. Has a weak polarity phenotype in the wing, notum, abdomen, eye and legs. Denticle belt morphology and denticle orientation remains wild-type.