Amino acid replacement: G305R.
The progenitor P{EP}Mkp311 insertion is still present on the chromosome.
Nucleotide substitution: G?A.
G19069235A
G?A
G135R | Mkp3-PA; G305R | Mkp3-PB; G305R | Mkp3-PC; G305R | Mkp3-PD
G305R
Selected as: a revertant of the phenotype caused by overexpression from the P{EP}Mkp311 insertion.