TNFRSF11A and myasthenia gravis: In addition, single-nucleotide polymorphisms in either the TNFRSF11A locus (encoding RANK) or the TNFSF11 locus (encoding RANKL) are associated with the autoimmune syndromes myasthenia gravis and autoimmune vitiligo, respectively (Jin et al., 2016; Renton et al., 2015).