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PCYT1A

Chr 3q29

phosphate cytidylyltransferase 1A, choline

Aliases:
CT, CTPCT, CCTalpha
MANE:
ENST00000431016.6

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • DDG2P

    BIALLELIC, autosomal or pseudoautosomal
  • Fetal anomalies

    BIALLELIC, autosomal or pseudoautosomal
  • Insulin resistance (including lipodystrophy)

    BIALLELIC, autosomal or pseudoautosomal
  • Retinal disorders

    BIALLELIC, autosomal or pseudoautosomal
  • Severe insulin resistance and lipodystrophy syndromes

    BIALLELIC, autosomal or pseudoautosomal
  • Skeletal dysplasia

    BIALLELIC, autosomal or pseudoautosomal
  • Intellectual disability

    BIALLELIC, autosomal or pseudoautosomal
  • Monogenic diabetes

    BIALLELIC, autosomal or pseudoautosomal

Disease associations (Open Targets)

  • Spondylometaphyseal dysplasia - cone-rod dystrophy

    0.78
  • spondylometaphyseal dysplasia-cone-rod dystrophy syndrome

    0.76
  • lipodystrophy, congenital generalized, type 5

    0.47
  • neurodegenerative disease

    0.46
  • Leber congenital amaurosis

    0.45
  • hereditary disease

    0.41
  • cholestasis, progressive familial intrahepatic, 6

    0.38
  • congenital generalized lipodystrophy

    0.37
  • Insulin resistance

    0.37
  • Retinal dystrophy

    0.17

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

Protein function (UniProt)

Choline-phosphate cytidylyltransferase A

Catalyzes the key rate-limiting step in the CDP-choline pathway for phosphatidylcholine biosynthesis

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.