SLC39A8 and systemic lupus erythematosus: The most significant eQTL effect difference between females and males was found for rs4637409 (proxy SNP for rs10516487 in the BANK1 locus) and the expression of SLC39A8. In females, presence of the SLE risk allele A was correlated with lower expression of SLC39A8, while the effect was opposite in males.