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ALAD

Chr 9q32

aminolevulinate dehydratase

Aliases:
ALADH, PBGS
MANE:
ENST00000409155.8

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Cutaneous photosensitivity with a likely genetic cause

    BIALLELIC, autosomal or pseudoautosomal
  • Likely inborn error of metabolism

    BIALLELIC, autosomal or pseudoautosomal
  • Non-acute porphyrias

    BIALLELIC, autosomal or pseudoautosomal
  • Undiagnosed metabolic disorders

    BIALLELIC, autosomal or pseudoautosomal
  • Intellectual disability

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

  • DDG2P

    BIALLELIC, autosomal or pseudoautosomal
  • Fetal anomalies

    BIALLELIC, autosomal or pseudoautosomal

Disease associations (Open Targets)

  • porphyria due to ALA dehydratase deficiency

    0.75
  • Acute hepatic porphyria

    0.72
  • neurodegenerative disease

    0.24
  • hereditary disease

    0.19
  • renal cell carcinoma

    0.08
  • breast cancer

    0.08
  • breast carcinoma

    0.08
  • Hyperlipoproteinemia type 1

    0.06
  • hereditary persistence of fetal hemoglobin-beta-thalassemia syndrome

    0.05
  • Hereditary persistence of fetal hemoglobin - beta-thalassemia

    0.05

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

Protein function (UniProt)

Delta-aminolevulinic acid dehydratase

Catalyzes an early step in the biosynthesis of tetrapyrroles. Binds two molecules of 5-aminolevulinate per subunit, each at a distinct site, and catalyzes their condensation to form porphobilinogen

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.