Both cell lines, KMS11, a multiple myeloma line which harbors the t(4;14) translocation, and RCH-ACV, a lymphoblastic leukemia line with the E1099K activating mutation, were sensitive to NSD2 depletion mediated by sh3 and sh5 (Supplementary Fig. 2d,e). Here, NSD2 is linked to AL amyloidosis.