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STAT3

Chr 17q21.2

signal transducer and activator of transcription 3

Aliases:
APRF
MANE:
ENST00000264657.10

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • COVID-19 research

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • Diabetes with additional phenotypes suggestive of a monogenic aetiology

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • Familial diabetes

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • Gastrointestinal epithelial barrier disorders

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Haematological malignancies cancer susceptibility

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Haematological malignancies for rare disease

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Infantile enterocolitis & monogenic inflammatory bowel disease

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Multi-organ autoimmune diabetes

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown

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Disease associations (Open Targets)

  • Autosomal dominant hyper-IgE syndrome

    0.78
  • autoimmune disease

    0.76
  • hyper-IgE recurrent infection syndrome 1, autosomal dominant

    0.75
  • hyper-IgE syndrome

    0.67
  • hyper-IgE syndrome 6, autosomal dominant, with recurrent infections

    0.67
  • cancer

    0.62
  • STAT3 gain of function

    0.55
  • Crohn disease

    0.52
  • diffuse large B-cell lymphoma

    0.49
  • neurodegenerative disease

    0.49

Score is the Open Targets composite evidence score (0-1). Higher = stronger gene-disease association.

Protein function (UniProt)

Signal transducer and activator of transcription 3

Signal transducer and transcription activator that mediates cellular responses to interleukins, KITLG/SCF, LEP and other growth factors (PubMed:10688651, PubMed:11294841, PubMed:12359225, PubMed:12873986, PubMed:15194700, PubMed:15653507, PubMed:16285960, PubMed:17344214, PubMed:18242580, PubMed:18782771, PubMed:22306293, PubMed:23084476, PubMed:28262505, PubMed:32929201, PubMed:38404237). Once activated, recruits coactivators, such as NCOA1 or MED1, to the promoter region of the target gene (PubMed:15653507, PubMed:16285960, PubMed:17344214, PubMed:18782771, PubMed:28262505, PubMed:32929201). May mediate cellular responses to activated FGFR1, FGFR2, FGFR3 and FGFR4 (PubMed:12873986). Upon activation of IL6ST/gp130 signaling by interleukin-6 (IL6), binds to the IL6-responsive elements identified in the promoters of various acute-phase protein genes (PubMed:12359225). Activated by IL31 through IL31RA (PubMed:15194700). Acts as a regulator of inflammatory response by regulating differentiation of naive CD4(+) T-cells into T-helper Th17 or regulatory T-cells (Treg): acetylation promotes its transcription activity and cell differentiation while deacetylation and oxidation of lysine residues by LOXL3 inhibits differentiation (PubMed:28065600, PubMed:28262505). Involved in cell cycle regulation by inducing the expression of key genes for the progression from G1 to S phase, such as CCND1 (PubMed:17344214). Mediates the effects of LEP on melanocortin production, body energy homeostasis and lactation (By similarity). May play an apoptotic role by transctivating BIRC5 expression under LEP activation (PubMed:18242580). Cytoplasmic STAT3 represses macroautophagy by inhibiting EIF2AK2/PKR activity (PubMed:23084476). Plays a crucial role in basal beta cell functions, such as regulation of insulin secretion (By similarity). Following JAK/STAT signaling activation and as part of a complex with NFATC3 and NFATC4, binds to the alpha-beta E4 promoter region of CRYAB and activates transcription in cardiomyocytes (By similarity). Involved in the oncostatin-M-mediated signaling pathway through both type I OSM receptor complex (heterodimers composed of LIFR and IL6ST) and type II OSM receptor complex (heterodimers composed of OSMR and IL6ST) (PubMed:9188471)

Curated MONDO disease pages that list STAT3 among their top associated genes.

Data sources: HGNC (CC BY 4.0), AlphaFold (CC BY 4.0, Jumper et al. Nature 2021), Genomics England PanelApp (CC BY 4.0), ClinGen, Open Targets (CC0), UniProt.

Not for sole clinical decision-making. Always verify against primary sources.