OnCo

MEF2B (Myocyte-specific enhancer factor 2B) is a protein that switches other genes on and off. The public catalogues list it as an oncogene driver, a tumour suppressor and a biomarker, and clinical evidence ties its variants to diagnosis, prognosis or drug response. Tied to Non-Hodgkin lymphoma, Diffuse large B-cell lymphoma and Mantle cell lymphoma. This dossier gathers the 0 products (0 approved), 0 trials, 0 pathways and 0 resistance routes in the corpus that involve it, with external identifiers so it can be joined to UniProt, ChEMBL, Open Targets and the rest of biology.

Biology

Transcriptional activator which binds specifically to the MEF2 element, 5'-YTA[AT](4)TAR-3', found in numerous muscle-specific genes. Activates transcription via this element. May be involved in muscle-specific and/or growth factor-related transcription. Location: Nucleus (UniProt). Locus 19p13.11 (HGNC).

Where it is found
  • Non-Hodgkin lymphoma: Open Targets association 0.56 with non-Hodgkin lymphoma (MONDO_0018908); IntOGen driver in 2 cohorts (MLYM, NHL)
  • Diffuse large B-cell lymphoma: CIViC evidence names this disease; IntOGen driver in 3 cohorts (DLBCLNOS)
  • Mantle cell lymphoma: CIViC evidence names this disease
Class: transcription · Gene: MEF2B · Facts checked 2026-09-23 · Target page

External identifiers

Built from HGNC, Ensembl, UniProt and ChEMBL ids

Products by modality and phase

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Resistance routes

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Companion diagnostics

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Preclinical models

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Literature

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Query for this target: (TITLE:"MEF2B" OR ABSTRACT:"MEF2B" OR TITLE:"myocyte enhancer factor 2B" OR ABSTRACT:"myocyte enhancer factor 2B" OR TITLE:"Myocyte-specific enhancer factor 2B" OR ABSTRACT:"Myocyte-specific enhancer factor 2B" OR TITLE:"RSRFR2" OR ABSTRACT:"RSRFR2") AND (cancer OR tumor OR tumour OR oncology OR carcinoma OR lymphoma OR leukemia OR leukaemia OR myeloma OR sarcoma OR melanoma OR glioma). Results are unfiltered search hits about MEF2B, not a curated reading list.

Export

The dossier as machine-readable JSON: identifiers from HGNC, Ensembl, UniProt and ChEMBL, products with status, trials, pathways, hotspots, open questions and assays. The full entity record is in the open API at /api/v1/entities/mef2b.json. Licence CC BY-NC 4.0.