ENU-induced T to A transversion at base pair 20,509,440 (v38) on chromosome 14, or base pair 37,134 in the GenBank genomic region NC_000080. The mutation corresponds to residue 1,380 in the mRNA sequence NM_008914 within exon 11 of 14 total exons. The mutation results in a methionine (M) to lysine (K) substitution at position 416 (M416K) in the encoded protein.