PSMG1 and systemic lupus erythematosus: 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).