This locus has also been reported as a susceptibility region for celiac disease, multiple sclerosis, systemic lupus erythematosus, and vitiligo, represented by rs11712165 in ARHGAP31, rs2293370 in TIMMDC1, and rs6804441 and rs148136154 in CD80, respectively37–40. Here, TIMMDC1 is linked to systemic lupus erythematosus.