TNFSF4 and systemic lupus erythematosus: Recent studies identified that single nucleotide polymorphisms (SNPs) of TNFSF4 (rs2205960, rs844644, and rs844648) and ANKRD55 (rs6859219, rs7731626) also shared susceptibility loci for RA [20–22], MS [17], and SLE [23, 24].