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PORCN

Chr Xp11.23

porcupine O-acyltransferase

Aliases:
MG61, PORC, PPN, por
MANE:
ENST00000326194.11

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Clefting

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
  • DDG2P

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
  • Ectodermal dysplasia

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
  • Ectodermal dysplasia without a known gene mutation

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
  • Fetal anomalies

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
  • Intellectual disability

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
  • Limb disorders

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
  • Mosaic skin disorders - deep sequencing

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)

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Disease associations (Open Targets)

  • focal dermal hypoplasia

    0.85
  • hereditary disease

    0.52
  • microphthalmia, isolated, with coloboma

    0.39
  • cancer

    0.38
  • polydactyly

    0.37
  • Global developmental delay

    0.34
  • syndromic microphthalmia

    0.12
  • hepatocellular carcinoma

    0.08
  • retinitis pigmentosa

    0.08
  • brachydactyly-syndactyly syndrome

    0.08

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

Protein function (UniProt)

Protein-serine O-palmitoleoyltransferase porcupine

Protein-serine O-palmitoleoyltransferase that acts as a key regulator of the Wnt signaling pathway by mediating the attachment of palmitoleate, a 16-carbon monounsaturated fatty acid (C16:1(9Z)), to Wnt proteins. Serine palmitoleoylation of WNT proteins is required for efficient binding to frizzled receptors

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.