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AHCY

Chr 20q11.22

adenosylhomocysteinase

Aliases:
SAHH, AdoHcyase
MANE:
ENST00000217426.7

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Fetal anomalies

    BIALLELIC, autosomal or pseudoautosomal
  • Fetal hydrops

    BIALLELIC, autosomal or pseudoautosomal
  • Intellectual disability

    BIALLELIC, autosomal or pseudoautosomal
  • Likely inborn error of metabolism

    BIALLELIC, autosomal or pseudoautosomal
  • Undiagnosed metabolic disorders

    BIALLELIC, autosomal or pseudoautosomal

Disease associations (Open Targets)

  • Psychomotor retardation due to S-adenosylhomocysteine hydrolase deficiency

    0.78
  • hypermethioninemia with deficiency of S-adenosylhomocysteine hydrolase

    0.73
  • neurodegenerative disease

    0.55
  • hereditary disease

    0.48
  • lysosomal storage disease

    0.42
  • hydrops fetalis

    0.38
  • obesity and hypopigmentation

    0.33
  • rhabdomyolysis

    0.32
  • retinal disorder

    0.24
  • retinoschisis

    0.24

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

Protein function (UniProt)

Adenosylhomocysteinase

Catalyzes the hydrolysis of S-adenosyl-L-homocysteine to form adenosine and homocysteine (PubMed:10933798). Binds copper ions (By similarity)

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.