Of the 40 genes with the highest gene importance scores, 12 genes, PSMG1, PTGER4, CPEB4, EGR2, RFX3, IL1R1, LRRK2, GPR183, ZMIZ1, ELMO1, TNFSF11, SATB2 are associated with other autoimmune diseases than SLE according to the GWAS catalog (Table 1). The gene discussed is PTGER4; the disease is systemic lupus erythematosus.