Amino acid replacement: R67Q.
Nucleotide substitution: CGA changed to CAA.
Point mutation within the putative C3-like cleavage site. Amino acid replacement: R67Q.
G10271983A
G?A
R76Q | trk-PA
R67Q
Difference between reported and annotated amino acid number is due to authors using M10 as the start Met.
Eggs derived from homozygous females cellularise normally but become abnormal at gastrulation; the cephalic furrow is shifted forward, the posterior midgut is missing and the germband forms to the posterior end of the embryo. The embryos lack anterior head structures and structures posterior to segment A7 (the labral segment and telson).