HAVCR1 has been reported to be associated with many diseases such as kidney injury [13–15], infection (hepatitis C virus, hepatitis A virus, and ebolavirus) [11, 12, 20, 21], and autoimmune diseases (allergy, asthma, and systemic lupus erythematosus patients) [22–24]. This evidence concerns the gene HAVCR1 and Allergy.