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Inborn errors of metabolism

Gene: TK2

Green List (high evidence)

TK2 (thymidine kinase 2, mitochondrial)
EnsemblGeneIds (GRCh38): ENSG00000166548
EnsemblGeneIds (GRCh37): ENSG00000166548
OMIM: 188250, Gene2Phenotype
TK2 is in 12 panels

3 reviews

Carl Fratter (Oxford University Hospitals NHS Trust)

Green List (high evidence)

Variants in this GENE are reported as part of current diagnostic practice

Arianna Tucci (Genomics England Curator)

Green List (high evidence)

Mode of inheritance
BIALLELIC, autosomal or pseudoautosomal

Phenotypes
Rhabdomyolysis and metabolic muscle disorders

Publications

Shamima Rahman (UCL Institute of Child Health)

Green List (high evidence)

Details

Mode of Inheritance
BIALLELIC, autosomal or pseudoautosomal
Sources
  • London North GLH
  • NHS GMS
  • Expert Review Green
Phenotypes
  • Mitochondrial DNA depletion syndrome 2 (myopathic type), 609560
  • Mitochondrial DNA Depletion Syndrome
  • Disorders of mitochondrial DNA maintenance and integrity
  • Required for mtDNA maintenance (Mitochondrial respiratory chain disorders (caused by nuclear variants only))
  • Thymidine kinase 2 deficiency (Disorders of pyrimidine metabolism)
OMIM
188250
Clinvar variants
Variants in TK2
Penetrance
None
Publications
Panels with this gene

History Filter Activity

13 Feb 2019, Gel status: 4

Added New Source, Added New Source

Ivone Leong (Genomics England Curator)

Source NHS GMS was added to TK2. Source London North GLH was added to TK2.

8 Jan 2019, Gel status: 4

Panel promoted to version 1.0

Ellen McDonagh (Genomics England Curator)

Ellen McDonagh: Comment on mode of pathogenici

16 Dec 2018, Gel status: 4

Set Phenotypes

Ellen McDonagh (Genomics England Curator)

Added phenotypes Mitochondrial DNA depletion syndrome 2 (myopathic type), 609560; Mitochondrial DNA Depletion Syndrome; Disorders of mitochondrial DNA maintenance and integrity for gene: TK2

16 Dec 2018, Gel status: 4

Created, Added New Source, Set mode of inheritance, Set publications, Set Phenotypes

Ellen McDonagh (Genomics England Curator)

gene: TK2 was added gene: TK2 was added to Inborn errors of metabolism. Sources: Expert Review Green Mode of inheritance for gene: TK2 was set to BIALLELIC, autosomal or pseudoautosomal Publications for gene: TK2 were set to 27604308 Phenotypes for gene: TK2 were set to Mitochondrial DNA depletion syndrome 2 (myopathic type), 609560; Mitochondrial DNA Depletion Syndrome; Disorders of mitochondrial DNA maintenance and integrity; Required for mtDNA maintenance (Mitochondrial respiratory chain disorders (caused by nuclear variants only)); Thymidine kinase 2 deficiency (Disorders of pyrimidine metabolism)