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PXD057738

PXD057738 is an original dataset announced via ProteomeXchange.

Dataset Summary
TitlePathogenesis of Diffuse Large B cell Lymphoma Proteogenotypes
DescriptionThe clinical and molecular heterogeneity of diffuse large B cell lymphoma (DLBCL) is incompletely understood. By integrating proteomic, transcriptomic and genomic data from 478 DLBCL tumors, we identify seven DLBCL proteogenotypes (PGs) reflecting specific pathophysiological features that span known molecular subtypes. PG4 is associated with poor outcome independent of established risk factors like cell-of-origin, international prognostic index, or genetic features. PG4 contains activated B cell-like and germinal center B cell-like tumors and genetically unclassified cases. It shares a dark-zone related B cell phenotype and shows enrichment for BTG1 mutations that can activate MYC. Single-cell sequencing and spatial transcriptomics reveal enhanced MYC and TCF3/4 transcriptional activity irrespective of MYC translocations. The PG4 tumor microenvironment is characterized by exhausted CD8+ T cells. Our study identifies common oncogenic themes underlying high-risk DLBCL tumors and provides a proteogenomic framework for future diagnostic and therapeutic approaches.
HostingRepositoryMassIVE
AnnounceDate2026-04-30
AnnouncementXMLSubmission_2026-04-30_13:01:44.728.xml
DigitalObjectIdentifier
ReviewLevelNon peer-reviewed dataset
DatasetOriginOriginal dataset
RepositorySupportUnsupported dataset by repository
PrimarySubmitterBj�rn H�upl
SpeciesList scientific name: Homo sapiens; common name: human; NCBI TaxID: 9606;
ModificationListCarbamidomethyl; Oxidation; Acetyl
InstrumentQ Exactive HF; Orbitrap Astral
Dataset History
RevisionDatetimeStatusChangeLog Entry
02024-11-11 02:32:29ID requested
12026-04-30 13:01:45announced
Publication List
no publication
Keyword List
submitter keyword: DLBCL, proteogenomics, latent variable modeling, DatasetType:Proteomics
Contact List
Thomas Oellerich
contact affiliationUniversity Hospital, Goethe University Frankfurt
contact emailoellerich@em.uni-frankfurt.de
lab head
Bj�rn H�upl
contact affiliationDKFZ/DKTK
contact emailb.haeupl@dkfz-heidelberg.de
dataset submitter
Full Dataset Link List
MassIVE dataset URI
Dataset FTP location
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