HLA-DQA1*01:02 had never been linked to asthma risk before, although it has been related with protection from infectious40 and autoimmune diseases, including type-1 diabetes41, Crohn’s disease42, tubulointerstitial nephritis, and uveitis syndrome43, and risk for peanut allergy44. Here, HLA-DQA1 is linked to interstitial nephritis.