wunEMS41 is a G to A nucleotide change in the splice donor site following the second codon exon of wun.
wunEMS4 is a C to T nucleotide change resulting in a R238C amino acid change.
wunEMS23  is a TGG to TGA nucleotide change resulting in a W246 nonsense mutation.
wunEMS9 is a C to T nucleotide change resulting in an R238 nonsense mutation.