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ZIC2

Chr 13q32.3

Zic family zinc finger 2

Aliases:
HPE5
MANE:
ENST00000376335.8

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Clefting

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • DDG2P

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

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Holoprosencephaly

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Hydrocephalus

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Intellectual disability

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • Structural eye disease

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • Early onset or syndromic epilepsy

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted

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Disease associations (Open Targets)

  • holoprosencephaly 5

    0.82
  • holoprosencephaly

    0.71
  • neurodegenerative disease

    0.51
  • hereditary disease

    0.45
  • alobar holoprosencephaly

    0.38
  • septopreoptic holoprosencephaly

    0.38
  • microform holoprosencephaly

    0.38
  • midline interhemispheric variant of holoprosencephaly

    0.37
  • lobar holoprosencephaly

    0.37
  • semilobar holoprosencephaly

    0.37

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

Protein function (UniProt)

Zinc finger protein ZIC 2

Acts as a transcriptional activator or repressor. Plays important roles in the early stage of organogenesis of the CNS. Activates the transcription of the serotonin transporter SERT in uncrossed ipsilateral retinal ganglion cells (iRGCs) to refine eye-specific projections in primary visual targets. Its transcriptional activity is repressed by MDFIC. Involved in the formation of the ipsilateral retinal projection at the optic chiasm midline. Drives the expression of EPHB1 on ipsilaterally projecting growth cones. Binds to the minimal GLI-consensus sequence 5'-TGGGTGGTC-3'. Associates to the basal SERT promoter region from ventrotemporal retinal segments of retinal embryos

Curated MONDO disease pages that list ZIC2 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.