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GenoLensGenoLens

NYX

Chr Xp11.4

nyctalopin

Aliases:
CLRP, CSNB1A
MANE:
ENST00000378220.3

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • DDG2P

    X-LINKED: hemizygous mutation in males, biallelic mutations in females
  • Retinal disorders

    X-LINKED: hemizygous mutation in males, biallelic mutations in females
  • Intellectual disability

    X-LINKED: hemizygous mutation in males, biallelic mutations in females
  • Fetal anomalies

    X-LINKED: hemizygous mutation in males, biallelic mutations in females
  • Glaucoma (developmental)

  • Structural eye disease

    X-LINKED: hemizygous mutation in males, biallelic mutations in females

Disease associations (Open Targets)

  • congenital stationary night blindness

    0.69
  • Retinal dystrophy

    0.54
  • X-linked congenital stationary night blindness

    0.37
  • lymphoma, Hodgkin, Y-linked pseudoautosomal

    0.27
  • Abnormality of the eye

    0.26
  • hereditary disease

    0.19
  • retinitis pigmentosa

    0.14
  • myopia

    0.11
  • open-angle glaucoma

    0.10
  • Rare isolated myopia

    0.09

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

Protein function (UniProt)

Nyctalopin

Required for normal vision. Is a critical factor for light-induced depolarization of retinal ON-bipolar cells, likely acting as a scaffold for TRPM1 and GRM6. Required for TRPM1 trafficking to dendritic tips of ON-bipolar cells

Curated MONDO disease pages that list NYX 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.