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MECP2

Chr Xq28

methyl-CpG binding protein 2

MANE:
ENST00000453960.7

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • DDG2P

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
  • Early onset or syndromic epilepsy

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
  • Intellectual disability

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
  • Severe microcephaly

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
  • Fetal anomalies

    X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)

Disease associations (Open Targets)

  • Rett syndrome

    0.88
  • X-linked intellectual disability-psychosis-macroorchidism syndrome

    0.81
  • severe neonatal-onset encephalopathy with microcephaly

    0.79
  • syndromic X-linked intellectual disability Lubs type

    0.77
  • X-linked intellectual disability - psychosis - macroorchidism

    0.76
  • atypical Rett syndrome

    0.73
  • Angelman syndrome

    0.64
  • Intellectual disability

    0.56
  • hereditary disease

    0.56
  • Neurodevelopmental delay

    0.52

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

Protein function (UniProt)

Methyl-CpG-binding protein 2

Chromosomal protein that binds to methylated DNA. It can bind specifically to a single methyl-CpG pair. It is not influenced by sequences flanking the methyl-CpGs. Mediates transcriptional repression through interaction with histone deacetylase and the corepressor SIN3A. Binds both 5-methylcytosine (5mC) and 5-hydroxymethylcytosine (5hmC)-containing DNA, with a preference for 5-methylcytosine (5mC)

Curated MONDO disease pages that list MECP2 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.