We screened 7 DLBCL cell lines (EZH2-mut DLBCL: SU-DHL-4, DB, and OCI-LY1; EZH2-WT DLBCL: HBL-1, OCI-LY3, TOLEDO, and OCI-LY10) by proximity ligation assays (PLAs). Here, EZH2 is linked to diffuse large B-cell lymphoma.