loss of function allele
amorphic allele - genetic evidence
Nucleotide substitution: G2683A (coordinates as in FBrf0046390). This changes a Trp to a stop codon.
G --> A at +2683; TGG-->TGA (Trp-->Opal)
G13036850A
G2683A
W998term | ry-PA
W?term
TGG to TGA
non-complementing allele
McCarron.