Fig. 1From: Basic biochemical characterization of cytosolic enzymes in thymidine nucleotide synthesis in adult rat tissues: implications for tissue specific mitochondrial DNA depletion and deoxynucleoside-based therapy for TK2-deficiencySchematic presentation of dTMP synthesis pathways. TK1, cytosolic thymidine kinase 1; TK2, thymidine kinase 2; TS, thymidylate synthase; dCK, deoxycytidine kinase; R1, ribonucleotide reductase large subunit; p53R2, p53 inducible ribonucleotide reductase small subunitBack to article page