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HMGCL

Chr 1p36.11

3-hydroxy-3-methylglutaryl-CoA lyase

Aliases:
HL, HMGCL1
MANE:
ENST00000374490.8

Annotations refreshed 1 month ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • DDG2P

    BIALLELIC, autosomal or pseudoautosomal
  • Early onset or syndromic epilepsy

    BIALLELIC, autosomal or pseudoautosomal
  • Hyperammonaemia

    BIALLELIC, autosomal or pseudoautosomal
  • Intellectual disability

    BIALLELIC, autosomal or pseudoautosomal
  • Likely inborn error of metabolism

    BIALLELIC, autosomal or pseudoautosomal
  • Undiagnosed metabolic disorders

    BIALLELIC, autosomal or pseudoautosomal
  • Adult onset leukodystrophy

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

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Disease associations (Open Targets)

  • 3-hydroxy-3-methylglutaric aciduria

    0.85
  • long chain 3-hydroxyacyl-CoA dehydrogenase deficiency

    0.52
  • hereditary disease

    0.49
  • Intellectual disability

    0.37
  • neurodegenerative disease

    0.22
  • hepatocellular carcinoma

    0.09
  • nasopharyngeal carcinoma

    0.08
  • lung cancer

    0.07
  • lung carcinoma

    0.07
  • nonpapillary renal cell carcinoma

    0.07

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

Protein function (UniProt)

Hydroxymethylglutaryl-CoA lyase, mitochondrial

Mitochondrial 3-hydroxy-3-methylglutaryl-CoA lyase that catalyzes a cation-dependent cleavage of (S)-3-hydroxy-3-methylglutaryl-CoA into acetyl-CoA and acetoacetate, a key step in ketogenesis. Terminal step in leucine catabolism. Ketone bodies (beta-hydroxybutyrate, acetoacetate and acetone) are essential as an alternative source of energy to glucose, as lipid precursors and as regulators of metabolism

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.