A frameshift allele that truncates the majority of the coding potential of the gene.
ACCCAGGTGCGGGTGGAGTTCCTCGGCGACC is replaced with GGGTGGAGTTCCTCGGCGACT in the RpS28a coding region resulting in a net deletion of 10 bases.
GGGTGGAGTTCCTCGGCGACT
RpS28aSK2 mutant adults do not show any overt morphological defects.