TNFAIP3 and systemic lupus erythematosus: Consistent with recent studies [19,20,48-50], rs2230926 in TNFAIP3, rs7708392 in TNIP1, and rs4937333 and rs6590330 in ETS1 showed significant associations with SLE (Table 1; see also Table S1 in Additional file 1).