Of the TNF receptors, the minor allele of TNFRSF1B (rs1061622) was associated with poor response in RA (OR: 0.25 [95% CI: 0.11–0.57]) based on two studies (n = 143 patients) when only including infliximab [29,54]. Here, TNFRSF1B is linked to rheumatoid arthritis.