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MORC2

Chr 22q12.2

MORC family CW-type zinc finger 2

Aliases:
ZCW3, KIAA0852, AC004542.C22.1
MANE:
ENST00000397641.8

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Ataxia and cerebellar anomalies - narrow panel

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • DDG2P

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Hereditary neuropathy

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Hereditary neuropathy or pain disorder

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

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Severe microcephaly

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Hereditary ataxia with onset in adulthood

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • Monogenic hearing loss

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown

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Disease associations (Open Targets)

  • Charcot-Marie-Tooth disease axonal type 2Z

    0.83
  • developmental delay, impaired growth, dysmorphic facies, and axonal neuropathy

    0.81
  • Charcot-Marie-Tooth disease type 2

    0.65
  • hereditary disease

    0.51
  • neurodevelopmental disorder

    0.43
  • neurodegenerative disease

    0.34
  • Global developmental delay

    0.34
  • Tip-toe gait

    0.30
  • macular degeneration

    0.28
  • Hypercholesterolemia

    0.24

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

Protein function (UniProt)

ATPase MORC2

ATP-dependent chromatin remodeler essential for epigenetic silencing by the HUSH (human silencing hub) complex (PubMed:28581500, PubMed:29440755, PubMed:32693025). Recruited by HUSH to target site in heterochromatin, the ATPase activity and homodimerization are critical for HUSH-mediated silencing (PubMed:28581500, PubMed:29440755, PubMed:32693025). Represses germ cell-related genes and L1 retrotransposons in collaboration with SETDB1 and the HUSH complex, the silencing is dependent of repressive epigenetic modifications, such as H3K9me3 mark. Silencing events often occur within introns of transcriptionally active genes, and lead to the down-regulation of host gene expression (PubMed:29211708). During DNA damage response, regulates chromatin remodeling through ATP hydrolysis. Upon DNA damage, is phosphorylated by PAK1, both colocalize to chromatin and induce H2AX expression. ATPase activity is required and dependent of phosphorylation by PAK1 and presence of DNA (PubMed:23260667). Recruits histone deacetylases, such as HDAC4, to promoter regions, causing local histone H3 deacetylation and transcriptional repression of genes such as CA9 (PubMed:20110259, PubMed:20225202). Exhibits a cytosolic function in lipogenesis, adipogenic differentiation, and lipid homeostasis by increasing the activity of ACLY, possibly preventing its dephosphorylation (PubMed:24286864). Together with MPHOSPH8, mediates silencing of protocadherin genes in the nervous system (By similarity)

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.