ENU-induced C to A transversion at base pair 78,570,743 (v38) on chromosome 15, or base pair 2,041 in the GenBank genomic region NC_000081. The mutation corresponds to residue 234 in the mRNA sequence NM_009008 within exon 2 of 7 total exons. The mutation results in substitution of tyrosine 32 for a premature stop codon (Y32*) in the protein. (J:236680)