1. Genes and Genomic Entities
  2. HLCS

HLCS

holocarboxylase synthetase
OMIM: 609018, Gene2Phenotype

12 panels

Panel Reviews Mode of inheritance Details
12 panels
Green HLCS in Ketotic hypoglycaemia

Level 3: Specific metabolic abnormalities
Level 2: Metabolic disorders
Version 1.9

review BIALLELIC, autosomal or pseudoautosomal
Sources
  • Expert Review Green
  • Literature
Phenotypes
  • lactic acidosis with seizures and eczema, immune deficiency
  • Holocarboxylase synthetase deficiency
Green HLCS in Hyperammonaemia

Level 3: Urea Cycle disorders
Level 2: Metabolic disorders
Version 1.21

review BIALLELIC, autosomal or pseudoautosomal
Sources
  • Expert Review Green
  • Radboud University Medical Center, Nijmegen
  • Illumina TruGenome Clinical Sequencing Services
  • UKGTN
  • Emory Genetics Laboratory
Phenotypes
  • Holocarboxylase synthetase deficiency 253270
Green HLCS in Undiagnosed metabolic disorders

Level 3: Specific metabolic abnormalities
Level 2: Metabolic disorders
Version 1.617

review BIALLELIC, autosomal or pseudoautosomal
Sources
  • Expert Review Green
  • Literature
Phenotypes
  • Holocarboxylase synthetase deficiency (Disorders of biotin metabolism)
  • lactic acidosis with seizures and eczema, immune deficiency
  • Holocarboxylase synthetase deficiency
  • Holocarboxylase synthetase deficiency, 253270
Green HLCS in Likely inborn error of metabolism - targeted testing not possible


Version 5.3
Latest signed off version: v5.0 (1 May 2024)

Component of the following Super Panels:

  • Childhood onset leukodystrophy
  • Hypotonic infant
  • Paediatric disorders
  • Unexplained death in infancy and sudden unexplained death in childhood

    		•  review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • London North GLH
    • NHS GMS
    • Expert Review Green
    Phenotypes
    • Holocarboxylase synthetase deficiency
    • Holocarboxylase synthetase deficiency, 253270
    • lactic acidosis with seizures and eczema, immune deficiency
    • Holocarboxylase synthetase deficiency (Disorders of biotin metabolism)
    Green HLCS in Possible mitochondrial disorder - nuclear genes


    Version 3.106
    Latest signed off version: v3.105 (1 May 2024)

    		review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • NHS GMS
    • Expert Review Green
    Phenotypes
    • Holocarboxylase synthetase deficiency, 253270
    Red HLCS in Fetal anomalies


    Version 4.1
    Latest signed off version: v4.0 (1 May 2024)

    		review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • Expert Review Red
    • PAGE DD-Gene2Phenotype
    Phenotypes
    • HOLOCARBOXYLASE SYNTHETASE DEFICIENCY
    Green HLCS in DDG2P


    Version 4.3
    Latest signed off version: v4.0 (1 May 2024)

    Component of the following Super Panels:

  • Paediatric disorders

    		•  review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • DD-Gene2Phenotype
    • Expert Review Green
    Phenotypes
    • HOLOCARBOXYLASE SYNTHETASE DEFICIENCY 609018
    Amber HLCS in Early onset or syndromic epilepsy

    Level 3: Inherited Epilepsy Syndromes
    Level 2: Neurology and neurodevelopmental disorders
    Version 5.10
    Latest signed off version: v5.0 (1 May 2024)

    Component of the following Super Panels:

  • Paediatric disorders
  • Unexplained death in infancy and sudden unexplained death in childhood

    		•  review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • Expert Review Amber
    • Wessex and West Midlands GLH
    • NHS GMS
    • Victorian Clinical Genetics Services
    • Expert
    Phenotypes
    • Holocarboxylase synthetase deficiency, 253270
    Green HLCS in Intellectual disability

    Level 3: Neurodevelopmental disorders
    Level 2: Neurology and neurodevelopmental disorders
    Version 6.13
    Latest signed off version: v6.0 (1 May 2024)

    Component of the following Super Panels:

  • Childhood onset leukodystrophy
  • Hypotonic infant
  • Paediatric disorders

    		•  review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • Expert Review Green
    • Radboud University Medical Center, Nijmegen
    Phenotypes
    • Holocarboxylase synthetase deficiency, 253270
    • HOLOCARBOXYLASE SYNTHETASE DEFICIENCY
    Green HLCS in Mitochondrial disorders

    Level 3: Mitochondrial
    Level 2: Metabolic disorders
    Version 6.4
    Latest signed off version: v6.0 (1 May 2024)

    Component of the following Super Panels:

  • Childhood onset leukodystrophy

    		•  review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • Expert Review Green
    • Radboud University Medical Center, Nijmegen
    Phenotypes
    • Holocarboxylase synthetase deficiency, 253270
    Red HLCS in Childhood onset dystonia, chorea or related movement disorder


    Version 4.3
    Latest signed off version: v4.0 (1 May 2024)

    		review Not set
    Sources
    • Expert Review Red
    • London North GLH
    Green HLCS in Severe Paediatric Disorders


    Version 1.184

    		review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • Next Generation Children Project
    • Expert Review Green
    • Expert list
    Phenotypes
    • Holocarboxylase synthetase deficiency, 253270