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PTS

Chr 11q23.1

6-pyruvoyltetrahydropterin synthase

Aliases:
PTPS
MANE:
ENST00000280362.8

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Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Childhood onset dystonia, chorea or related movement disorder

    BIALLELIC, autosomal or pseudoautosomal
  • DDG2P

    BIALLELIC, autosomal or pseudoautosomal
  • Early onset or syndromic epilepsy

    BIALLELIC, autosomal or pseudoautosomal
  • Fetal anomalies

    BIALLELIC, autosomal or pseudoautosomal
  • Intellectual disability

    BIALLELIC, autosomal or pseudoautosomal
  • Likely inborn error of metabolism

    BIALLELIC, autosomal or pseudoautosomal
  • Neurotransmitter disorders

    BIALLELIC, autosomal or pseudoautosomal
  • Undiagnosed metabolic disorders

    BIALLELIC, autosomal or pseudoautosomal

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Disease associations (Open Targets)

  • BH4-deficient hyperphenylalaninemia A

    0.85
  • 6-pyruvoyl-tetrahydropterin synthase deficiency

    0.84
  • Hyperphenylalaninemia

    0.83
  • Intellectual disability

    0.46
  • Dystonia

    0.42
  • GTP cyclohydrolase I deficiency with hyperphenylalaninemia

    0.42
  • hyperphenylalaninemia due to tetrahydrobiopterin deficiency

    0.35
  • hemoglobin E disease

    0.34
  • Noonan syndrome

    0.27
  • hereditary disease

    0.19

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

Protein function (UniProt)

6-pyruvoyl tetrahydrobiopterin synthase

Involved in the biosynthesis of tetrahydrobiopterin, an essential cofactor of aromatic amino acid hydroxylases. Catalyzes the transformation of 7,8-dihydroneopterin triphosphate into 6-pyruvoyl tetrahydropterin

Curated MONDO disease pages that list PTS 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.