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COL4A1

Chr 13q34

collagen type IV alpha 1 chain

MANE:
ENST00000375820.10

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Adult onset leukodystrophy

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Adult onset neurodegenerative disorder

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • Anophthalmia or microphthalmia

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Bilateral congenital or childhood onset cataracts

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Cystic kidney disease

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • DDG2P

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Early onset or syndromic epilepsy

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Familial cerebral small vessel disease

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted

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Disease associations (Open Targets)

  • brain small vessel disease 1 with or without ocular anomalies

    0.84
  • autosomal dominant familial hematuria-retinal arteriolar tortuosity-contractures syndrome

    0.80
  • Autosomal dominant familial hematuria - retinal arteriolar tortuosity - contractures

    0.80
  • microangiopathy and leukoencephalopathy, pontine, autosomal dominant

    0.73
  • schizencephaly

    0.69
  • retinal arterial tortuosity

    0.69
  • intracerebral hemorrhage

    0.68
  • porencephaly

    0.66
  • COL4A1-related disorder

    0.64
  • Dupuytren Contracture

    0.59

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

Protein function (UniProt)

Collagen alpha-1(IV) chain

Type IV collagen is the major structural component of glomerular basement membranes (GBM), forming a 'chicken-wire' meshwork together with laminins, proteoglycans and entactin/nidogen

Curated MONDO disease pages that list COL4A1 among their top associated genes.

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.