Varaico: Literature-Extracted Genetic Variants

Gene:TK2
Variant:p.H121N
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TK2

NM_004614.5:p.H121N

Associated Papers

Exploring Outcome Measures for Mitochondrial Myopathies; Insights From a Longitudinal Study on TK2 Deficiency.

Martín-Jimenez P et al.

Journal of Inherited Metabolic Disease, 2026

Doxecitine and doxribtimine treatment in an adult patient with thymidine kinase 2 deficiency.

Chow E et al.

Molecular Genetics and Metabolism, 2025

Novel biallelic TK2 mutations cause mitochondrial DNA depletion syndrome with infantile early-onset lipid storage myopathy.

Li D et al.

Orphanet Journal of Rare Diseases, 2025

Clinical and molecular spectrum of TK2-deficiency: a large Brazilian cohort.

Moreno CAM et al.

Scientific Reports, 2025

Germline predisposition in multiple myeloma.

Martins Rodrigues F et al.

Iscience, 2025

39845416 (PubMed )
Supplement: mmc3.xlsx › ST2D.Vars_in_all_genes_MMRF

Experiences from dual genome next-generation sequencing panel testing for mitochondrial disorders: a comprehensive molecular diagnosis.

Gorman E et al.

Frontiers in Genetics, 2025

40110048 (PubMed )
Supplement: Table2.xlsx › Supplementary_Table_2

Pathological Features in Paediatric Patients with TK2 Deficiency.

Jou C et al.

International Journal of Molecular Sciences, 2022

Metrics of progression and prognosis in untreated adults with thymidine kinase 2 deficiency: An observational study.

Domínguez-González C et al.

Neuromuscular Disorders : Nmd, 2022

Advances in Thymidine Kinase 2 Deficiency: Clinical Aspects, Translational Progress, and Emerging Therapies.

Berardo A et al.

Journal of Neuromuscular Diseases, 2022

Deoxynucleoside Therapy for Thymidine Kinase 2-Deficient Myopathy.

Domínguez-González C et al.

Annals of Neurology, 2019

Age-related metabolic changes limit efficacy of deoxynucleoside-based therapy in thymidine kinase 2-deficient mice.

Blázquez-Bermejo C et al.

Ebiomedicine, 2019

[TK2 mutations and late onset myopathy: first description in a Mexican patient].

Castro-Macias JI et al.

Revista De Neurologia, 2018

Clinical and molecular spectrum of thymidine kinase 2-related mtDNA maintenance defect.

Wang J et al.

Molecular Genetics and Metabolism, 2018

Low-dose rapamycin extends lifespan in a mouse model of mtDNA depletion syndrome.

Siegmund SE et al.

Human Molecular Genetics, 2017

The population genetics of human disease: The case of recessive, lethal mutations.

Amorim CEG et al.

Plos Genetics, 2017

28957316 (PubMed )
Supplement: pgen.1006915.s002.xlsx › Table_S2

Clinical application of whole exome sequencing reveals a novel compound heterozygous TK2-mutation in two brothers with rapidly progressive combined muscle-brain atrophy, axonal neuropathy, and status epilepticus.

Knierim E et al.

Mitochondrion, 2015

Thymidine kinase 2 enzyme kinetics elucidate the mechanism of thymidine-induced mitochondrial DNA depletion.

Sun R et al.

Biochemistry, 2014

Targeted impairment of thymidine kinase 2 expression in cells induces mitochondrial DNA depletion and reveals molecular mechanisms of compensation of mitochondrial respiratory activity.

Villarroya J et al.

Biochemical and Biophysical Research Communications, 2011

Onset and organ specificity of Tk2 deficiency depends on Tk1 down-regulation and transcriptional compensation.

Dorado B et al.

Human Molecular Genetics, 2011

Thymidine kinase 2 deficiency-induced mitochondrial DNA depletion causes abnormal development of adipose tissues and adipokine levels in mice.

Villarroya J et al.

Plos One, 2011

Clinical and molecular features of mitochondrial DNA depletion syndromes.

Spinazzola A et al.

Journal of Inherited Metabolic Disease, 2009

Thymidine kinase 2 (H126N) knockin mice show the essential role of balanced deoxynucleotide pools for mitochondrial DNA maintenance.

Akman HO et al.

Human Molecular Genetics, 2008

Cardiac-targeted transgenic mutant mitochondrial enzymes: mtDNA defects, antiretroviral toxicity and cardiomyopathy.

Kohler JJ et al.

Cardiovascular Toxicology, 2008

Deoxyribonucleoside kinases in mitochondrial DNA depletion.

Saada-Reisch A

Nucleosides, Nucleotides & Nucleic Acids, 2004

Effect of valine 106 on structure-function relation of cytosolic human thymidine kinase. Kinetic properties and oligomerization pattern of nine substitution mutants of V106.

Frederiksen H et al.

European Journal of Biochemistry, 2004

Kinetic properties of mutant human thymidine kinase 2 suggest a mechanism for mitochondrial DNA depletion myopathy.

Wang L et al.

The Journal of Biological Chemistry, 2003

Defects in mitochondrial DNA replication and human disease.

Copeland WC

Critical Reviews in Biochemistry and Molecular Biology, 0

Molecular and clinical characterization of the myopathic form of mitochondrial DNA depletion syndrome caused by mutations in the thymidine kinase (TK2) gene.

Chanprasert S et al.

Molecular Genetics and Metabolism, 0

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