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KYNU

Chr 2q22.2

kynureninase

MANE:
ENST00000264170.9

Annotations refreshed 10 hours ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • CAKUT

    BIALLELIC, autosomal or pseudoautosomal
  • Fetal anomalies

    BIALLELIC, autosomal or pseudoautosomal
  • Likely inborn error of metabolism

    BIALLELIC, autosomal or pseudoautosomal
  • Limb disorders

    BIALLELIC, autosomal or pseudoautosomal
  • Undiagnosed metabolic disorders

    BIALLELIC, autosomal or pseudoautosomal
  • Unexplained young onset end-stage renal disease - additional genes

    BIALLELIC, autosomal or pseudoautosomal
  • VACTERL-like phenotypes

    BIALLELIC, autosomal or pseudoautosomal
  • Childhood onset dystonia, chorea or related movement disorder

Disease associations (Open Targets)

  • vertebral, cardiac, renal, and limb defects syndrome 2

    0.75
  • congenital vertebral-cardiac-renal anomalies syndrome

    0.61
  • encephalopathy due to hydroxykynureninuria

    0.58
  • Catel-Manzke syndrome

    0.49
  • cataract

    0.42
  • neurodegenerative disease

    0.37
  • pulmonary vascular congestion

    0.33
  • macular degeneration

    0.30
  • respiratory system disorder

    0.27
  • malunion fracture

    0.26

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

Protein function (UniProt)

Kynureninase

Catalyzes the cleavage of L-kynurenine (L-Kyn) and L-3-hydroxykynurenine (L-3OHKyn) into anthranilic acid (AA) and 3-hydroxyanthranilic acid (3-OHAA), respectively. Has a preference for the L-3-hydroxy form. Also has cysteine-conjugate-beta-lyase activity

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.