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MAN2B1

Chr 19p13.13

mannosidase alpha class 2B member 1

Aliases:
LAMAN
MANE:
ENST00000456935.7

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Bilateral congenital or childhood onset cataracts

    BIALLELIC, autosomal or pseudoautosomal
  • DDG2P

    BIALLELIC, autosomal or pseudoautosomal
  • Hydrocephalus

    BIALLELIC, autosomal or pseudoautosomal
  • Intellectual disability

    BIALLELIC, autosomal or pseudoautosomal
  • Likely inborn error of metabolism

    BIALLELIC, autosomal or pseudoautosomal
  • Lysosomal storage disorder

    BIALLELIC, autosomal or pseudoautosomal
  • Rare syndromic craniosynostosis or isolated multisuture synostosis

    BIALLELIC, autosomal or pseudoautosomal
  • Retinal disorders

    BIALLELIC, autosomal or pseudoautosomal

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Disease associations (Open Targets)

  • alpha-mannosidosis

    0.86
  • hereditary disease

    0.52
  • Intellectual disability

    0.43
  • alpha-mannosidosis, adult form

    0.38
  • alpha-mannosidosis, infantile form

    0.38
  • craniosynostosis

    0.34
  • methylmalonic aciduria due to methylmalonyl-CoA mutase deficiency

    0.33
  • secondary malignant neoplasm

    0.15
  • myoepithelial tumor

    0.11
  • pulmonary emphysema

    0.08

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

Protein function (UniProt)

Lysosomal alpha-mannosidase

Can hydrolyze a variety of glycan substrates containing terminal alpha-mannosidic linkages. Cleaves alpha 1,2-, alpha 1,3-, and alpha 1,6-linked mannose residues on oligosaccharides generated by N-glycoprotein degradation pathways

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.