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TFR2

Chr 7q22.1

transferrin receptor 2

Aliases:
HFE3, TFRC2
MANE:
ENST00000223051.8

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Diabetes with additional phenotypes suggestive of a monogenic aetiology

    BIALLELIC, autosomal or pseudoautosomal
  • Dilated Cardiomyopathy and conduction defects

    BIALLELIC, autosomal or pseudoautosomal
  • Hypogonadotropic hypogonadism

    BIALLELIC, autosomal or pseudoautosomal
  • Iron metabolism disorders - NOT common HFE mutations

    BIALLELIC, autosomal or pseudoautosomal
  • Likely inborn error of metabolism

    BIALLELIC, autosomal or pseudoautosomal
  • Undiagnosed metabolic disorders

    BIALLELIC, autosomal or pseudoautosomal
  • Neonatal cholestasis

    BIALLELIC, autosomal or pseudoautosomal
  • Childhood onset dystonia, chorea or related movement disorder

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Disease associations (Open Targets)

  • hemochromatosis type 3

    0.82
  • hereditary hemochromatosis

    0.65
  • mucopolysaccharidosis type 2

    0.49
  • hemochromatosis type 1

    0.38
  • hereditary disease

    0.20
  • primary familial polycythemia due to EPO receptor mutation

    0.08
  • myelodysplastic syndrome

    0.08
  • autosomal dominant secondary polycythemia

    0.08
  • gastric cancer

    0.08
  • metabolic dysfunction-associated steatotic liver disease

    0.08

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

Protein function (UniProt)

Transferrin receptor protein 2

Mediates cellular uptake of transferrin-bound iron in a non-iron dependent manner. May be involved in iron metabolism, hepatocyte function and erythrocyte differentiation

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.