OnCo

IMP dehydrogenase (IMPDH2)

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IMPDH is the bottleneck enzyme for making guanine nucleotides; mycophenolate blocks it to hold back the donor T cells that cause graft-versus-host disease after stem cell transplantation, and the enzyme is over-expressed in fast-growing tumours. 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

A tetrameric NAD-dependent dehydrogenase that oxidises IMP to XMP; lymphocytes rely on this de novo route because they lack an efficient guanine salvage pathway.

Where it is found
  • Activated lymphocytes
  • Glioblastoma, small-cell lung cancer and other rapidly dividing tumours
Class: enzyme · Gene: IMPDH2 · Facts checked 2026-09-04 · Target page

External identifiers

Built from HGNC, Ensembl, UniProt and ChEMBL ids

Products by modality and phase

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No product in the corpus is aimed at this target yet.

No trial in the corpus names this target or one of its products.

Resistance routes

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The resistance atlas has no route that names this target.

No pathway diagram carries this target as a node.

Companion diagnostics

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No companion diagnostic in the registry measures this target.

Preclinical models

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No model entry for this target yet; check the cancer entries on the models page.

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Literature

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Open in Europe PMC

Query for this target: (TITLE:"IMP dehydrogenase" OR ABSTRACT:"IMP dehydrogenase" OR TITLE:"IMPDH2" OR ABSTRACT:"IMPDH2") 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 IMP dehydrogenase (IMPDH2), 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/impdh2.json. Licence CC BY-NC 4.0.