Skip to content
GenoLensGenoLens

CYB5R3

Chr 22q13.2

cytochrome b5 reductase 3

Aliases:
B5R
MANE:
ENST00000352397.10

Annotations refreshed 10 hours ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • DDG2P

    BIALLELIC, autosomal or pseudoautosomal
  • Intellectual disability

    BIALLELIC, autosomal or pseudoautosomal
  • Rare anaemia

    BIALLELIC, autosomal or pseudoautosomal
  • Fetal anomalies

    BIALLELIC, autosomal or pseudoautosomal

Disease associations (Open Targets)

  • Recessive hereditary methemoglobinemia type 1

    0.80
  • Recessive hereditary methemoglobinemia type 2

    0.80
  • methemoglobinemia due to deficiency of methemoglobin reductase

    0.73
  • hereditary methemoglobinemia

    0.65
  • central core myopathy

    0.43
  • methemoglobinemia

    0.38
  • Caffey disease

    0.33
  • type 2 diabetes mellitus

    0.28
  • hyperaldosteronism

    0.26
  • musculoskeletal system disorder

    0.26

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

Protein function (UniProt)

NADH-cytochrome b5 reductase 3

Catalyzes the reduction of two molecules of cytochrome b5 using NADH as the electron donor

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.