Amino acid replacement: W1608term.
G17666006A
W1608term | beta-Spec-PA; W1608term | beta-Spec-PB; W1608term | beta-Spec-PC
W1608term
G to A nucleotide change at the second or third position of the Trp codon leads to a nonsense mutation (exact site of mutation unspecified). Site of nucleotide substitution in mutant inferred by FlyBase based on reported amino acid change.