MGAT3 and cancer: Two MGAT3 variants that are in moderate LD (rs34692520, r2 = 0.56 and rs12484278, r2 = 0.41) with rs34943118 have been identified to be associated with Immunoglobulin G glycosylation patterns59 that have important regulatory functions in cancers and autoimmune diseases, including PanC and pancreatitis.60, 61