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COL11A1

Chr 1p21.1

collagen type XI alpha 1 chain

Aliases:
STL2, CO11A1
MANE:
ENST00000370096.9

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Bilateral congenital or childhood onset cataracts

    BOTH monoallelic and biallelic, autosomal or pseudoautosomal
  • Clefting

    BOTH monoallelic and biallelic, autosomal or pseudoautosomal
  • DDG2P

    BOTH monoallelic and biallelic, autosomal or pseudoautosomal
  • Fetal anomalies

    BOTH monoallelic and biallelic, autosomal or pseudoautosomal
  • Monogenic hearing loss

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Retinal disorders

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Skeletal dysplasia

    BOTH monoallelic and biallelic, autosomal or pseudoautosomal
  • Stickler syndrome

    BOTH monoallelic and biallelic, autosomal or pseudoautosomal

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Disease associations (Open Targets)

  • Stickler syndrome type 2

    0.82
  • Marshall syndrome

    0.76
  • fibrochondrogenesis 1

    0.74
  • fibrochondrogenesis

    0.69
  • autosomal dominant nonsyndromic hearing loss

    0.69
  • Stickler syndrome

    0.67
  • Dupuytren Contracture

    0.59
  • osteoarthritis, hip

    0.53
  • intervertebral disk degenerative disorder

    0.51
  • Sensorineural hearing impairment

    0.51

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

Protein function (UniProt)

Collagen alpha-1(XI) chain

May play an important role in fibrillogenesis by controlling lateral growth of collagen II fibrils

Curated MONDO disease pages that list COL11A1 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.