OnCo

HSP90B1 (Endoplasmin) is an enzyme. The public catalogues list it as a drug target and a biomarker, and clinical evidence ties its variants to diagnosis, prognosis or drug response. 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

ATP-dependent chaperone involved in the processing of proteins in the endoplasmic reticulum, regulating their transport. Together with MESD, acts as a modulator of the Wnt pathway by promoting the folding of LRP6, a coreceptor of the canonical Wnt pathway. When associated with CNPY3, required for proper folding of Toll-like receptors. Promotes folding and trafficking of TLR4 to the cell surface. May participate in the unfolding of cytosolic leaderless cargos (lacking the secretion signal sequence) such as the interleukin 1/IL-1 to facilitate their translocation into the ERGIC (endoplasmic reticulum-Golgi intermediate compartment) and secretion; the translocation process is mediated by the cargo receptor TMED10. Location: Endoplasmic reticulum lumen; Sarcoplasmic reticulum lumen; Melanosome (UniProt). Locus 12q23.3 (HGNC).

Class: enzyme · Gene: HSP90B1 · 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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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

Assay registry →

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:"HSP90B1" OR ABSTRACT:"HSP90B1" OR TITLE:"heat shock protein 90 beta family member 1" OR ABSTRACT:"heat shock protein 90 beta family member 1" OR TITLE:"Endoplasmin" OR ABSTRACT:"Endoplasmin" OR TITLE:"GP96" OR ABSTRACT:"GP96" OR TITLE:"GRP94" OR ABSTRACT:"GRP94" OR TITLE:"TRA1" OR ABSTRACT:"TRA1") 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 HSP90B1, not a curated reading list.

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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/hsp90b1.json. Licence CC BY-NC 4.0.