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FBN2

Chr 5q23.3

fibrillin 2

Aliases:
DA9
MANE:
ENST00000262464.9

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Arthrogryposis

    BOTH monoallelic and biallelic, autosomal or pseudoautosomal
  • DDG2P

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Ehlers Danlos syndrome with a likely monogenic cause

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

    BOTH monoallelic and biallelic, autosomal or pseudoautosomal
  • Skeletal dysplasia

    BOTH monoallelic and biallelic, autosomal or pseudoautosomal
  • Thoracic aortic aneurysm or dissection

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • Thoracic aortic aneurysm or dissection (GMS)

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • Intellectual disability

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown

Disease associations (Open Targets)

  • congenital contractural arachnodactyly

    0.86
  • Abnormality of the skeletal system

    0.63
  • hypertensive disorder

    0.56
  • age-related macular degeneration

    0.56
  • essential hypertension

    0.53
  • familial thoracic aortic aneurysm and aortic dissection

    0.52
  • coronary artery disorder

    0.48
  • potassium deficiency disease

    0.45
  • heart failure

    0.42
  • atrial fibrillation

    0.41

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

Protein function (UniProt)

Fibrillin-2

Fibrillins are structural components of 10-12 nm extracellular calcium-binding microfibrils, which occur either in association with elastin or in elastin-free bundles. Fibrillin-2-containing microfibrils regulate the early process of elastic fiber assembly. Regulates osteoblast maturation by controlling TGF-beta bioavailability and calibrating TGF-beta and BMP levels, respectively

Curated MONDO disease pages that list FBN2 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.