Solely missense mutations were detected in RHOA, hotspot p.G17V and in IDH2, hotspot p.R172K/G/S, typical for AITL, and in MSC, hotspot p.E116K, typical for ALCL with DUSP22-translocation (Supplementary Table S2). The gene discussed is RHOA; the disease is angioimmunoblastic T-cell lymphoma.