Point mutation in the first zinc finger domain.
Nucleotide substitution: G1051A. This causes a gly (conserved in GATA protein family) to glu substitution within a 23 amino acid stretch in the N-terminal zinc finger.
G16039116A
G1051A
G186E | pnr-PA; G134E | pnr-PB; G186E | pnr-PC; G134E | pnr-PD
G?E
Position of mutation on reference sequence inferred by FlyBase curator based on author statement. (Figure 3 and Table 1)
Class A allele. Allelic series for dominant phenotype, going from greatest to least effect pnrD4 > pnrD1 > pnrD2 = pnrD3.
Class 4 pnr allele: dominant allele causing a gain of bristles.