shg in which five serine residues are mutated to alanine (non-phosphorylatable) and tagged at the C-terminal end with GFP has been knocked in to a founder shg knockout line containing an attP site.
lethal - all die during embryonic stage
embryonic/first instar larval cuticle | embryonic stage
shgS5A.GFP homozygous embryos exhibit cuticle defects.