These variants included recurrent alterations known in DLBCL and FL pathogenesis such as MYD88 p.Leu265Pro (n=1), CCND3 p.Gln276* (n=1), ETV6 c.33 + 1G>A (n=1), CIITA c.274dup (n=1), CREBBP p.Gln497* (n=1), B2M p.Gln22* (n=2), KMT2D c.14075+2T>G (n=1), EZH2 p.Tyr646Ser (n=1) and SOCS1 c.343del (n=1) (Table S3). The gene discussed is B2M; the disease is diffuse large B-cell lymphoma.