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DHFR

Chr 5q14.1

dihydrofolate reductase

Aliases:
DHFR1
MANE:
ENST00000439211.7

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Cerebral folate deficiency

    BIALLELIC, autosomal or pseudoautosomal
  • Cytopenias and congenital anaemias

    BIALLELIC, autosomal or pseudoautosomal
  • DDG2P

    BIALLELIC, autosomal or pseudoautosomal
  • Fetal anomalies

    BIALLELIC, autosomal or pseudoautosomal
  • Intellectual disability

    BIALLELIC, autosomal or pseudoautosomal
  • Likely inborn error of metabolism

    BIALLELIC, autosomal or pseudoautosomal
  • Neurotransmitter disorders

    BIALLELIC, autosomal or pseudoautosomal
  • Rare anaemia

    BIALLELIC, autosomal or pseudoautosomal

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Disease associations (Open Targets)

  • constitutional megaloblastic anemia with severe neurologic disease

    0.79
  • rheumatoid arthritis

    0.62
  • non-small cell lung carcinoma

    0.62
  • acute lymphoblastic leukemia

    0.61
  • psoriasis

    0.60
  • breast cancer

    0.59
  • mesothelioma

    0.58
  • juvenile idiopathic arthritis

    0.58
  • malignant pleural mesothelioma

    0.56
  • hereditary neoplastic syndrome

    0.56

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

Protein function (UniProt)

Dihydrofolate reductase

Catalyzes the reduction of 7,8-dihydrofolate (DHF) to 5,6,7,8-tetrahydrofolate in a NADPH-dependent manner (PubMed:12096917, PubMed:15039552, PubMed:17569517, PubMed:19196009, PubMed:19478082, PubMed:21876184, PubMed:9719595). Key enzyme in folate metabolism. Contributes to the nuclear and mitochondrial de novo thymidylate biosynthesis pathway (PubMed:21876188, PubMed:22235121). Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. Binds its own mRNA and that of DHFR2

Curated MONDO disease pages that list DHFR 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.