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AMN

Chr 14q32.32

amnion associated transmembrane protein

Aliases:
amnionless
MANE:
ENST00000299155.10

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Cytopenias and congenital anaemias

    BIALLELIC, autosomal or pseudoautosomal
  • Likely inborn error of metabolism

    BIALLELIC, autosomal or pseudoautosomal
  • Proteinuric renal disease

    BIALLELIC, autosomal or pseudoautosomal
  • Rare anaemia

    BIALLELIC, autosomal or pseudoautosomal
  • Undiagnosed metabolic disorders

    BIALLELIC, autosomal or pseudoautosomal
  • Unexplained kidney failure in young people

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

  • Retinal disorders

    BIALLELIC, autosomal or pseudoautosomal

Disease associations (Open Targets)

  • Gräsbeck-Imerslund disease

    0.76
  • Imerslund-Grasbeck syndrome type 2

    0.72
  • Imerslund-Grasbeck syndrome

    0.65
  • neurodegenerative disease

    0.44
  • megaloblastic anemia

    0.37
  • Decreased circulating vitamin B12 concentration

    0.37
  • suicidal ideation

    0.33
  • suicide behaviour

    0.33
  • stroke disorder

    0.28
  • alcohol drinking

    0.28

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

Protein function (UniProt)

Protein amnionless

Membrane-bound component of the endocytic receptor formed by AMN and CUBN (PubMed:14576052, PubMed:29402915, PubMed:30523278). Required for normal CUBN glycosylation and trafficking to the cell surface (PubMed:14576052, PubMed:29402915). The complex formed by AMN and CUBN is required for efficient absorption of vitamin B12 (PubMed:12590260, PubMed:14576052, PubMed:26040326). Required for normal CUBN-mediated protein transport in the kidney (Probable)

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.