Substitution of GDDG for GTRG in the Imp KH3 RNA-binding domain. Induced on the P{PTT-un}G00080 chromosome; the inserted protein trap element is still present.
GACGAT
The substitution of 6 nucleotides (ACCAGG to GACGAT) results in the substitution of GDDG for GTRG in the Imp KH3 RNA-binding domain.