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CRB1

Chr 1q31.3

crumbs cell polarity complex component 1

Aliases:
LCA8
MANE:
ENST00000367400.8

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • DDG2P

    BIALLELIC, autosomal or pseudoautosomal
  • Retinal disorders

    BIALLELIC, autosomal or pseudoautosomal
  • Structural eye disease

    BOTH monoallelic and biallelic, autosomal or pseudoautosomal
  • Cerebral vascular malformations

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Fetal anomalies

    BIALLELIC, autosomal or pseudoautosomal
  • Glaucoma (developmental)

  • Intellectual disability

    BIALLELIC, autosomal or pseudoautosomal
  • Ophthalmological ciliopathies

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Disease associations (Open Targets)

  • Leber congenital amaurosis 8

    0.84
  • retinitis pigmentosa 12

    0.84
  • Leber congenital amaurosis

    0.74
  • pigmented paravenous retinochoroidal atrophy

    0.74
  • retinitis pigmentosa

    0.72
  • Macular dystrophy

    0.60
  • Retinal dystrophy

    0.58
  • hereditary macular dystrophy

    0.55
  • Leber congenital amaurosis 1

    0.55
  • autosomal recessive retinitis pigmentosa

    0.52

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

Protein function (UniProt)

Protein crumbs homolog 1

Plays a role in photoreceptor morphogenesis in the retina (By similarity). May maintain cell polarization and adhesion (By similarity)

Curated MONDO disease pages that list CRB1 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.