OnCo

GNA11 (Guanine nucleotide-binding protein subunit alpha-11) is a gene that drives cell growth when it is altered. The public catalogues list it as a drug target, an oncogene driver and a biomarker, and clinical evidence ties its variants to diagnosis, prognosis or drug response. Tied to Skin cancer, Lung cancer, Melanoma and 1 more. 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

Guanine nucleotide-binding proteins (G proteins) function as transducers downstream of G protein-coupled receptors (GPCRs) in numerous signalling cascades. The alpha chain contains the guanine nucleotide binding site and alternates between an active, GTP-bound state and an inactive, GDP-bound state. Signalling by an activated GPCR promotes GDP release and GTP binding. The alpha subunit has a low GTPase activity that converts bound GTP to GDP, thereby terminating the signal. Both GDP release and GTP hydrolysis are modulated by numerous regulatory proteins. Signalling is mediated via phospholipase C-beta-dependent inositol lipid hydrolysis for signal propagation: activates phospholipase C-beta: following GPCR activation, GNA11 activates PLC-beta (PLCB1, PLCB2, PLCB3 or PLCB4), leading to production of diacylglycerol (DAG) and inositol 1,4,5-trisphosphate (IP3). Location: Cell membrane; Cytoplasm (UniProt). Locus 19p13.3 (HGNC).

Where it is found
  • Skin cancer: Open Targets association 0.62 with skin cancer (MONDO_0002898)
  • Lung cancer: Open Targets association 0.51 with lung cancer (MONDO_0008903)
  • Melanoma: Open Targets association 0.71 with melanoma (MONDO_0005105); IntOGen driver in 1 cohort (MEL)
  • Uveal melanoma: Open Targets association 0.63 with ocular melanoma (MONDO_0006325); CIViC evidence names this disease
Class: oncogene · Gene: GNA11 · 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:"GNA11" OR ABSTRACT:"GNA11" OR TITLE:"G protein subunit alpha 11" OR ABSTRACT:"G protein subunit alpha 11" OR TITLE:"Guanine nucleotide-binding protein subunit alpha-11" OR ABSTRACT:"Guanine nucleotide-binding protein subunit alpha-11" OR TITLE:"FBH2" OR ABSTRACT:"FBH2" OR TITLE:"FHH2" OR ABSTRACT:"FHH2" OR TITLE:"HHC2" OR ABSTRACT:"HHC2") 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 GNA11, 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/gna11.json. Licence CC BY-NC 4.0.