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Severe Paediatric Disorders

Gene: TK2

Green List (high evidence)

TK2 (thymidine kinase 2, mitochondrial)
EnsemblGeneIds (GRCh38): ENSG00000166548
EnsemblGeneIds (GRCh37): ENSG00000166548
OMIM: 188250, Gene2Phenotype
TK2 is in 13 panels

1 review

Louise Daugherty (Genomics England Curator)

I don't know

Initial gene list (NGC_genelist-20190823_GREEN_dis_moi_forCuration_20200211.xlsx) collated by Dr Courtney French (University of Cambridge University Hospital NHS Foundation), Dr Karyn Megy (Clinical Feedback Lead, NIHR BioResource - Rare Diseases Study, University of Cambridge University Hospital NHS Foundation), Dr Alba Sanchis-Juan (NIHR BioResource - Rare Diseases Study, University of Cambridge University Hospital NHS Foundation) and Lucy Raymond (Professor of Medical Genetics and Neurodevelopment, University of Cambridge University Hospital NHS Foundation). Submitted to the PanelApp resource January 2020 on behalf of the Next Generation Children Project, Addenbrookes' Hospital, Cambridge. Gene Symbol submitted: TK2; Recommended initial gene rating: Green List (high evidence); Phenotypes: Mitochondrial DNA depletion syndrome 2 (myopathic type), 609560 (3) | ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 3, 617069 (3); Mode of inheritance: Autosomal recessive | Autosomal recessive
Created: 20 Feb 2020, 5:26 p.m. | Last Modified: 20 Feb 2020, 5:26 p.m.
Panel Version: 0.12

Details

Mode of Inheritance
BIALLELIC, autosomal or pseudoautosomal
Sources
  • Next Generation Children Project
  • Expert Review Green
  • Expert list
Phenotypes
  • Mitochondrial DNA depletion syndrome 2 (myopathic type), 609560
  • ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 3, 617069
OMIM
188250
Clinvar variants
Variants in TK2
Penetrance
None
Publications
Panels with this gene

History Filter Activity

20 Feb 2020, Gel status: 3

Set publications

Louise Daugherty (Genomics England Curator)

Publications for gene TK2 were updated from to 30847515

20 Feb 2020, Gel status: 3

Set Phenotypes

Louise Daugherty (Genomics England Curator)

Added phenotypes Mitochondrial DNA depletion syndrome 2 (myopathic type), 609560; ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 3, 617069 for gene: TK2

20 Feb 2020, Gel status: 3

Set Phenotypes

Louise Daugherty (Genomics England Curator)

Added phenotypes Mitochondrial DNA depletion syndrome 2 (myopathic type), 609560; ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 3, 617069 for gene: TK2

20 Feb 2020, Gel status: 3

Set Phenotypes

Louise Daugherty (Genomics England Curator)

Added phenotypes Mitochondrial DNA depletion syndrome 2 (myopathic type), 609560; ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 3, 617069 for gene: TK2

19 Feb 2020, Gel status: 3

Set Phenotypes

Louise Daugherty (Genomics England Curator)

Added phenotypes ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 3, 617069; Mitochondrial DNA depletion syndrome 2 (myopathic type), 609560 for gene: TK2

19 Feb 2020, Gel status: 3

Set mode of inheritance, Set Phenotypes

Louise Daugherty (Genomics England Curator)

Mode of inheritance for gene TK2 was changed from to BIALLELIC, autosomal or pseudoautosomal Added phenotypes Mitochondrial DNA depletion syndrome 2 (myopathic type), 609560; ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 3, 617069 for gene: TK2

14 Feb 2020, Gel status: 3

Added New Source

Louise Daugherty (Genomics England Curator)

Source Next Generation Children Project was added to TK2.

14 Feb 2020, Gel status: 3

Added New Source, Status Update

Louise Daugherty (Genomics England Curator)

Source Expert Review Green was added to TK2. Rating Changed from Red List (low evidence) to Green List (high evidence)

14 Feb 2020, Gel status: 1

Created, Added New Source, Set mode of inheritance

Louise Daugherty (Genomics England Curator)

gene: TK2 was added gene: TK2 was added to Severe Paediatric Disorders. Sources: Expert list Mode of inheritance for gene: TK2 was set to