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FLASH GENE
Symbol TYMP contributors: npt - updated : 16-10-2010
HGNC name thymidine phosphorylase
HGNC id 3148
ASSOCIATED DISORDERS
corresponding disease(s) MNGIE
Susceptibility to thymidine phosphorylase enhances the invasion of tumor cells through the induction of invasion-related genes
Variant & Polymorphism
Candidate gene
Marker
Therapy target
SystemTypeDisorderPubmed
mitochondrial disease  
administration of a single dose of erythrocyte-encapsulated thymidine phosphorylase to a severely affected individual resulted in partial reductions of thymidine and deoxyuridine in blood and urine
ANIMAL & CELL MODELS
  • mice deficient in the Tymp gene have no thymidine phosphorylase activity (TP) in liver. Tymp-uridine phosphorylase double-knockout mice have no TP activities and higher thymidine level in plasma and display brain lesionsand axonal edema
  • thymidine phosphorylase (TP) and uridine phosphorylase (UP) double knockout mice have evere TP deficiency, increased thymidine and deoxyuridine in tissues, elevated mitochondrial deoxythymidine triphosphate, partial depletion of mtDNA in brain, deficiencies of respiratory chain complexes and encephalopathy