Rs140291094

rs140291094, also known as Trp284 Ser or W284S, is a SNP in the SH3 and cysteine rich domain 3 STAC3 gene on chromosome 12.

In 2013, rs140291094 was identified as a cause of Native American myopathy, a recessive condition. The common allele is rs140291094(C); the rare mutant is rs140291094(G).